⚖️ Legal & Documentation Update

This patch officially licenses the DeTube project and adds necessary privacy documentation for web store compliance.

📝 What's New
- Added MIT License: DeTube is now officially an open-source project under the permissive MIT License.
- Added Privacy Policy: We've published a clear, zero-data-collection privacy policy to ensure full transparency with our users.
-Updated Project Metadata: Aligned copyright and repository information with the official GitHub profile (THANSHEER).

🛠 Build System
- Opera Support: Verified and documented the automatic build pipeline for Opera browser extensions.
- Version bumped across all 5 browser manifests to 2.0.1.