Dep update

[domesticmouse]

Update dependencies to clean things up.

Pre-launch Checklist

• I read the Effective Dart: Style recently, and have followed its advice.
• I signed the CLA.
• I updated/added relevant documentation (doc comments with ///).
• All existing and new tests are passing.

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[gemini-code-assist]

Code Review

This pull request updates the colorist codelab steps (from step 01 to step 07). The changes include removing the linux/** exclusion from the analyzer options, upgrading the Dart SDK environment constraint to ^3.13.3, and updating the dependencies for firebase_ai and firebase_core in the pubspec.yaml files. Additionally, the Swift Package Manager dependency versions for the iOS and macOS Runner projects have been bumped, including updates to the Firebase iOS SDK, GoogleAppMeasurement, and GoogleUtilities. There are no review comments, and I have no feedback to provide on these changes.

[domesticmouse]

Thank you @parlough!

[auto-submit]

autosubmit label was removed for flutter/codelabs/2462, because - The status or check suite Test Flutter beta on macos-latest has failed. Please fix the issues identified (or deflake) before re-applying this label.

[auto-submit]

autosubmit label was removed for flutter/codelabs/2462, because Pull request flutter/codelabs/2462 is not in a mergeable state.

[auto-submit]

auto label is removed for flutter/codelabs/2462, Failed to merge flutter/codelabs/2462 with Pull request flutter/codelabs/2462 could not be merged: Pull Request has merge conflicts.