Bump @actions/cache to v5

[salmanmkc]

Updates this action to use @actions/cache v5 (toolkit cache library).

• Bump dependency to ^5.0.0
• Refresh package-lock
• Regenerate dist bundles
• Refresh licensed cache

Testing:

• npm test
• licensed status

[Copilot]

Pull request overview

This pull request bumps the @actions/cache dependency from version 4.0.3 to 5.0.0, bringing updates to the GitHub Actions toolkit cache library. The update includes a complete refresh of the dependency tree with new transitive dependencies and removal of deprecated packages.

Key changes:

• Updated @actions/cache to v5.0.0 with new Azure SDK dependencies
• Refreshed package-lock.json with updated transitive dependencies including new packages like @typespec/ts-http-runtime, http-proxy-agent, and https-proxy-agent
• Updated license files for new and modified dependencies

Reviewed changes

Copilot reviewed 30 out of 40 changed files in this pull request and generated no comments.

File	Description
package.json	Bumped @actions/cache from ^4.0.3 to ^5.0.0
package-lock.json	Complete dependency tree refresh with new Azure SDK v5 dependencies, removal of deprecated packages (@protobuf-ts/plugin, @azure/ms-rest-js, abort-controller, event-target-shim, safe-buffer), and addition of new proxy agent dependencies
.licenses/npm/*.dep.yml	Updated and added license files for new/updated dependencies including @actions/cache v5.0.0, various Azure SDK packages, and new proxy agent packages; removed licenses for deprecated packages

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