Release v0.15.4

What's Changed

• fix(patch): cherry-pick 78a28bf to release/v0.15.3-pr-13188 to patch version v0.15.3 and create version 0.15.4 by @gemini-cli-robot in https://github.com/google-gemini/gemini-cli/pull/13228

Full Changelog: https://github.com/google-gemini/gemini-cli/compare/v0.15.3...v0.15.4