Add linux-arm64 for the roo cli

[cte]

Important

Add Linux ARM64 support to the CLI release workflow in cli-release.yml.

• Workflow Update:
  • Add linux-arm64 platform to build matrix in cli-release.yml.
• Release Notes:
  • Update requirements and platform support sections to include Linux ARM64 in cli-release.yml.
  • Add roo-cli-linux-arm64.tar.gz to release binaries list in cli-release.yml.

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[roomote]

Rooviewer   See task

Review complete. No issues found. The changes correctly add linux-arm64 to the CLI build matrix, and the install script already handles ARM64 detection.

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