"Debugs specified XCTest test" flaky in CI

[award999]

https://github.com/swiftlang/vscode-swift/actions/runs/12277633054/job/34257462990?pr=1264

do we just move this to nightly because cross into debugger which is more e2e?

  1) Test Explorer Suite
       Debugging
         CodeLLDB
           Debugs specified XCTest test:
     Error: Timeout of 300000ms exceeded. For async tests and hooks, ensure "done()" is called; if returning a Promise, ensure it resolves. (/tmp/code/dist/test/integration-tests/testexplorer/TestExplorerIntegration.test.js)
      at listOnTimeout (node:internal/timers:581:17)
      at processTimers (node:internal/timers:519:7)