Mergeback v4.33.0 refs/heads/releases/v4 into main

[github-actions]

This PR bumps the version number and updates the changelog after the v4.33.0 release.

Please do the following:

• Remove and re-add the "Rebuild" label to the PR to trigger just this workflow.
• Wait for the "Rebuild" workflow to push a commit updating the distribution files.
• Mark the PR as ready for review to trigger the full set of PR checks.
• Approve and merge the PR. When merging the PR, make sure "Create a merge commit" is
  selected rather than "Squash and merge" or "Rebase and merge".

[github-actions]

Pushed a commit to rebuild the Action. Please mark the PR as ready for review to trigger PR checks.

[Copilot]

Pull request overview

Mergeback after the v4.33.0 release to update the repo’s version metadata and roll the changelog forward on main.

Changes:

• Bump action/package version from 4.32.7 to 4.33.1.
• Add the 4.33.0 release notes section to CHANGELOG.md and reset [UNRELEASED] to “No user facing changes.”
• Regenerate/update distribution (lib/) files so embedded getActionVersion() matches 4.33.1.

Reviewed changes

Copilot reviewed 14 out of 15 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
package.json	Updates package/action version to 4.33.1.
package-lock.json	Keeps lockfile version fields in sync with 4.33.1.
CHANGELOG.md	Adds 4.33.0 entry dated 16 Mar 2026; resets [UNRELEASED].
lib/upload-sarif-action.js	Updates embedded action version string to 4.33.1 (generated output).
lib/upload-sarif-action-post.js	Updates embedded action version string to 4.33.1 (generated output).
lib/upload-lib.js	Updates embedded action version string to 4.33.1 (generated output).
lib/start-proxy-action.js	Updates embedded action version string to 4.33.1 (generated output).
lib/start-proxy-action-post.js	Updates embedded action version string to 4.33.1 (generated output).
lib/setup-codeql-action.js	Updates embedded action version string to 4.33.1 (generated output).
lib/resolve-environment-action.js	Updates embedded action version string to 4.33.1 (generated output).
lib/init-action.js	Updates embedded action version string to 4.33.1 (generated output).
lib/init-action-post.js	Updates embedded action version string to 4.33.1 (generated output).
lib/autobuild-action.js	Updates embedded action version string to 4.33.1 (generated output).
lib/analyze-action.js	Updates embedded action version string to 4.33.1 (generated output).
lib/analyze-action-post.js	Updates embedded action version string to 4.33.1 (generated output).