Do not run shell tests outside test scope

[Jarred-Sumner]

What does this PR do?

@zackradisic when one of these shell tests fail, it prevents other tests from running

I'll let you take it from here to get the shell tests passing once again

How did you verify your code works?

[github-actions]

❌ @zackradisic 3 files with test failures on linux-x64-baseline:

• test/integration/next-pages/test/dev-server.test.ts 1 failing
• test/integration/next-pages/test/next-build.test.ts 1 failing
• test/js/node/http2/node-http2.test.js 1 failing

View test output

^{#fbd5eca1629342080399b918d35a6adce536d279}

[github-actions]

❌ @zackradisic 3 files with test failures on linux-x64:

• test/integration/next-pages/test/dev-server.test.ts 1 failing
• test/integration/next-pages/test/next-build.test.ts 1 failing
• test/js/node/http2/node-http2.test.js 2 failing

View test output

^{#fbd5eca1629342080399b918d35a6adce536d279}

[github-actions]

❌ @zackradisic 4 files with test failures on bun-darwin-aarch64:

• test/cli/install/overrides.test.ts 1 failing
• test/js/bun/http/serve.test.ts 7 failing
• test/js/node/http2/node-http2.test.js 1 failing
• test/js/third_party/jsonwebtoken/claim-private.test.js 1 failing

View test output

^{#fbd5eca1629342080399b918d35a6adce536d279}

[github-actions]

❌ @zackradisic 12 files with test failures on bun-windows-x86_64-haswell

• test\cli\install\bunx.test.ts 1 failing
• test\cli\install\registry\bun-install-registry.test.ts 17 failing
• test\integration\esbuild\esbuild.test.ts 1 failing
• test\integration\next-pages\test\dev-server-ssr-100.test.ts 1 failing
• test\integration\next-pages\test\dev-server.test.ts 1 failing
• test\integration\next-pages\test\next-build.test.ts 1 failing
• test\js\bun\shell\bunshell.test.ts 2 failing
• test\js\node\dns\node-dns.test.js 2 failing
• test\js\node\http2\node-http2.test.js 2 failing
• test\js\third_party\esbuild\esbuild-child_process.test.ts SIGTERM
• test\js\third_party\jsonwebtoken\claim-private.test.js 1 failing
• test\js\web\workers\worker.test.ts 2 failing

View test output

^{#fbd5eca1629342080399b918d35a6adce536d279}

[github-actions]

❌ @zackradisic 4 files with test failures on bun-darwin-x64:

• test/cli/install/registry/bun-install-registry.test.ts 6 failing
• test/js/bun/shell/leak.test.ts 1 failing
• test/js/bun/spawn/spawn.test.ts SIGTERM
• test/js/node/http2/node-http2.test.js 1 failing

View test output

^{#fbd5eca1629342080399b918d35a6adce536d279}

[Jarred-Sumner]

@zackradisic tests still fail

[github-actions]

✅ lint failures have been resolved. Thank you.

^{#fbd5eca1629342080399b918d35a6adce536d279}