Bump Copilot to 0.0.402

[friggeri]

As titled

[Copilot]

Pull request overview

This PR updates the @github/copilot dependency from the 0.0.402-0 prerelease to the stable 0.0.402 across both the main Node.js package and the test harness, keeping package manifests and lockfiles in sync.

Changes:

• Update @github/copilot version specifiers in nodejs/package.json and test/harness/package.json from ^0.0.402-0 to ^0.0.402.
• Regenerate corresponding package-lock.json entries to point to 0.0.402 tarballs (core and all platform-specific optional dependencies) with updated integrity hashes.

Reviewed changes

Copilot reviewed 2 out of 4 changed files in this pull request and generated no comments.

File	Description
test/harness/package.json	Bumps @github/copilot devDependency to ^0.0.402 for the test harness.
test/harness/package-lock.json	Aligns lockfile to 0.0.402 for @github/copilot and all platform-specific variants with updated integrity hashes.
nodejs/package.json	Bumps @github/copilot runtime dependency to ^0.0.402.
nodejs/package-lock.json	Aligns lockfile to 0.0.402 for @github/copilot and all platform-specific variants with updated integrity hashes.

Files not reviewed (2)

• nodejs/package-lock.json: Language not supported
• test/harness/package-lock.json: Language not supported

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