Roll Packages from 2a0f254 to c9c0004 (6 revisions) (flutter#154411)

flutter/packages@2a0f254...c9c0004

2024-08-30 [email protected] [pigeon] Kotlin implementation for ProxyApis  (flutter/packages#6371)
2024-08-29 [email protected] [in_app_purchase_storekit] Add storekit 2 support for canMakePayments and products (flutter/packages#7473)
2024-08-29 [email protected] [flutter_adaptive_scaffold] Add correct material spacing and panes (flutter/packages#7428)
2024-08-29 [email protected] [many] Upgrade example apps to AGP 8.5.2 (if they were below 8.1.0) (flutter/packages#7521)
2024-08-29 [email protected] [pigeon] allow gen of unused classes (flutter/packages#7529)
2024-08-29 [email protected] Increase deprecation check minimum to iOS 14 and macOS 13 (flutter/packages#7431)

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Please CC [email protected],[email protected] on the revert to ensure that a human
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Author: engine-flutter-autoroll

bin/internal/flutter_packages.version

@@ -1 +1 @@
-2a0f25419c5295166d26a89321c405bc153a7e93
+c9c000430163731608b5b1a17204fcb5711977ba