Replace uuid with crypto.randomUUID()

[trivikr]

Fixes: #2275

[Copilot]

Pull Request Overview

This PR replaces the external uuid library with the native crypto.randomUUID() method to generate unique identifiers, eliminating an external dependency.

• Removes uuid package dependency from package.json
• Updates all UUID generation calls to use crypto.randomUUID()
• Removes associated type definitions for the uuid package

Reviewed Changes

Copilot reviewed 3 out of 4 changed files in this pull request and generated no comments.

File	Description
src/github-api-helper.ts	Replaces uuid import and usage with crypto.randomUUID() for archive file naming
src/git-auth-helper.ts	Replaces uuid import and usage with crypto.randomUUID() for temporary directory and SSH key file naming
package.json	Removes uuid and @types/uuid dependencies

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[mohannadmir]

#2258