Gemini v0.47.0-nightly.20260609.g0567b25a2 internal release

What's Changed

• update the max amount of times the Antigravity transition banner can be displayed. by @DavidAPierce in https://github.com/google-gemini/gemini-cli/pull/27676
• chore: remove experimental text from browser agent docs by @gsquared94 in https://github.com/google-gemini/gemini-cli/pull/27746

Full Changelog: https://github.com/google-gemini/gemini-cli/compare/v0.47.0-nightly.20260605.g4196596f7...v0.47.0-nightly.20260609.g0567b25a2