build(deps-dev): bump @solana/web3.js from 1.78.5 to 1.78.7 in /memo/…

…js (#5427)

Bumps [@solana/web3.js](https://github.com/solana-labs/solana-web3.js) from 1.78.5 to 1.78.7.
- [Release notes](https://github.com/solana-labs/solana-web3.js/releases)
- [Commits](solana-labs/solana-web3.js@v1.78.5...v1.78.7)

---
updated-dependencies:
- dependency-name: "@solana/web3.js"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>