Roll Packages from 9bf208f4beb6 to 3b602e77e69a (3 revisions) (#132784)

https://github.com/flutter/packages/compare/9bf208f4beb6...3b602e77e69a

2023-08-16 ian@hixie.ch Add advice on code review for this repo (flutter/packages#4698)
2023-08-16 stuartmorgan@google.com [platform] Import the `platform` package (flutter/packages#4613)
2023-08-16 engine-flutter-autoroll@skia.org Roll Flutter from f0e7c518 to 2502b51f (15 revisions) (flutter/packages#4722)

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Please CC flutter-ecosystem@google.com,rmistry@google.com on the revert to ensure that a human
is aware of the problem.

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bin/internal/flutter_packages.version

-9bf208f4beb6e4b8b26dd4df27871985f497cc5c
+3b602e77e69aac91dbbf2e18260fb70d3a42df23