Add private release validation

[gartnera]

Allow verifying the attestations for private releases. I have verified that private and public releases work. And v1 and v2 attestations work (related to zeta-chain/node#3376).

  noderelease2proposal git:(private-release-validation) ✗ GITHUB_TOKEN=$(gh auth token) go run . --attest-org-only https://github.com/zeta-chain/node-private/releases/tag/v0.0.1000
2025/01/17 12:03:21 GITHUB_TOKEN set, assuming this is a private verification
2025/01/17 12:03:23 WARN: unable to set upgrade handler version: downloading zetacored: bad response code: 404
2025/01/17 12:03:23 WARN: upgrade height is for example only and need to be configured correctly
2025/01/17 12:03:23 WARN: deposit is for example only and need to be configured correctly
{
  "messages": [
    {
      "@type": "/cosmos.upgrade.v1beta1.MsgSoftwareUpgrade",
      "plan": {
        "height": "0",
        "info": "{\"binaries\":{\"darwin/amd64\":\"https://github.com/zeta-chain/node-private/releases/download/v0.0.1000/zetacored-darwin-amd64?checksum=sha256:06777dff5207d3500222a2ba9b2ff9555412eded179883384d862a04e0d2d230\",\"darwin/arm64\":\"https://github.com/zeta-chain/node-private/releases/download/v0.0.1000/zetacored-darwin-arm64?checksum=sha256:2cabaa4054a6f6ca95141608c65dd798522b6b935327837bef0f9ec4be8a4ed6\",\"linux/amd64\":\"https://github.com/zeta-chain/node-private/releases/download/v0.0.1000/zetacored-linux-amd64?checksum=sha256:d47473b9c63613a2f7aa7aaa991cfac8d73d5ae335a4110dcc1c21db0a140df1\",\"linux/arm64\":\"https://github.com/zeta-chain/node-private/releases/download/v0.0.1000/zetacored-linux-arm64?checksum=sha256:7185580fb479a5d42d31906070580572d3856d352682ba6ec8459b8d333e18f3\",\"zetaclientd-linux/amd64\":\"https://github.com/zeta-chain/node-private/releases/download/v0.0.1000/zetaclientd-linux-amd64?checksum=sha256:9b1a0ee1db1a85cdd5e907f59dea964596f0ff316760169386143087cb48be03\",\"zetaclientd-linux/arm64\":\"https://github.com/zeta-chain/node-private/releases/download/v0.0.1000/zetaclientd-linux-arm64?checksum=sha256:51347cb03474b341ccaa7d3ff8965bc39952f5e8857f781925ebfdf4512181fb\"}}",
        "name": "",
        "time": "0001-01-01T00:00:00Z",
        "upgraded_client_state": null
      },
      "authority": "zeta10d07y265gmmuvt4z0w9aw880jnsr700jvxasvr"
    }
  ],
  "metadata": "https://github.com/zeta-chain/node-private/releases/tag/v0.0.1000",
  "deposit": "100000000azeta",
  "title": "v0.0.1000 Upgrade",
  "summary": "v0.0.1000 Upgrade"
}
  noderelease2proposal git:(private-release-validation) ✗ go run . --attest-org-only https://github.com/zeta-chain/ci-testing-node/releases/tag/v0.0.1001
2025/01/17 12:03:39 WARN: upgrade height is for example only and need to be configured correctly
2025/01/17 12:03:39 WARN: deposit is for example only and need to be configured correctly
{
  "messages": [
    {
      "@type": "/cosmos.upgrade.v1beta1.MsgSoftwareUpgrade",
      "plan": {
        "height": "0",
        "info": "{\"binaries\":{\"darwin/amd64\":\"https://github.com/zeta-chain/ci-testing-node/releases/download/v0.0.1001/zetacored-darwin-amd64?checksum=sha256:f41a01b78405a5e2256c54c3eda3f55c07c44bab45c8ce60047a0da4e9342746\",\"darwin/arm64\":\"https://github.com/zeta-chain/ci-testing-node/releases/download/v0.0.1001/zetacored-darwin-arm64?checksum=sha256:64c1863121591ba197ee35f9f61420e40bf68eeddb1196a3824798a75ba61d2e\",\"linux/amd64\":\"https://github.com/zeta-chain/ci-testing-node/releases/download/v0.0.1001/zetacored-linux-amd64?checksum=sha256:7c740206083ec2b8deb17e3315b3b602ca0fa994fa1b09d9ab6cc617f951ccfa\",\"linux/arm64\":\"https://github.com/zeta-chain/ci-testing-node/releases/download/v0.0.1001/zetacored-linux-arm64?checksum=sha256:601a13e24514ba62f7b0838409234e53487baf91e313c3743c70dc85b8fe4736\",\"zetaclientd-linux/amd64\":\"https://github.com/zeta-chain/ci-testing-node/releases/download/v0.0.1001/zetaclientd-linux-amd64?checksum=sha256:260252c5924265efffe3f5f7e0f33c56c758787f9bd11bb5a80e136320bb04ed\",\"zetaclientd-linux/arm64\":\"https://github.com/zeta-chain/ci-testing-node/releases/download/v0.0.1001/zetaclientd-linux-arm64?checksum=sha256:b46a91c97edbcef69213205319e25b969055c02be775592dabf792c9ef9b8b27\"}}",
        "name": "v0",
        "time": "0001-01-01T00:00:00Z",
        "upgraded_client_state": null
      },
      "authority": "zeta10d07y265gmmuvt4z0w9aw880jnsr700jvxasvr"
    }
  ],
  "metadata": "https://github.com/zeta-chain/ci-testing-node/releases/tag/v0.0.1001",
  "deposit": "100000000azeta",
  "title": "v0.0.1001 Upgrade",
  "summary": "v0.0.1001 Upgrade"
}
  noderelease2proposal git:(private-release-validation) ✗ go run . --attest-org-only https://github.com/zeta-chain/node/releases/tag/v25.0.0
2025/01/17 12:03:50 WARN: upgrade height is for example only and need to be configured correctly
2025/01/17 12:03:50 WARN: deposit is for example only and need to be configured correctly
{
  "messages": [
    {
      "@type": "/cosmos.upgrade.v1beta1.MsgSoftwareUpgrade",
      "plan": {
        "height": "0",
        "info": "{\"binaries\":{\"darwin/amd64\":\"https://github.com/zeta-chain/node/releases/download/v25.0.0/zetacored-darwin-amd64?checksum=sha256:b4fa2b1bc1bb30a5fb2d0fa7325c9dac4a9e19cc61300a3be7ab75ddad0a166b\",\"darwin/arm64\":\"https://github.com/zeta-chain/node/releases/download/v25.0.0/zetacored-darwin-arm64?checksum=sha256:e12acf69a57e79cfad3da1bd57712eae220e80ba367e00f99e0ec410e802685d\",\"linux/amd64\":\"https://github.com/zeta-chain/node/releases/download/v25.0.0/zetacored-linux-amd64?checksum=sha256:e4e4d86fd4de7996cd42f9dd66e19f90416919d8907f2eed8ee98b7f6ffdf957\",\"linux/arm64\":\"https://github.com/zeta-chain/node/releases/download/v25.0.0/zetacored-linux-arm64?checksum=sha256:3cde6eb01ddf93d5aca3be39dc16e78fbfcc96a30eba28cebcb281388eb390c8\",\"zetaclientd-linux/amd64\":\"https://github.com/zeta-chain/node/releases/download/v25.0.0/zetaclientd-linux-amd64?checksum=sha256:f8a60181f596311dadf9a0fe97ea5fd18fb6058a2eeece3fb7823eb3dcbdd2e5\",\"zetaclientd-linux/arm64\":\"https://github.com/zeta-chain/node/releases/download/v25.0.0/zetaclientd-linux-arm64?checksum=sha256:9e8c8d8927d76cb4fec8fb443d75c33a0b397aec18570afc4c6fc9db4e8aa11e\"}}",
        "name": "v25",
        "time": "0001-01-01T00:00:00Z",
        "upgraded_client_state": null
      },
      "authority": "zeta10d07y265gmmuvt4z0w9aw880jnsr700jvxasvr"
    }
  ],
  "metadata": "https://github.com/zeta-chain/node/releases/tag/v25.0.0",
  "deposit": "100000000azeta",
  "title": "v25.0.0 Upgrade",
  "summary": "v25.0.0 Upgrade"
}