Roll Plugins from 840a049 to 54fc206 (6 revisions) (#117456)

* 697c8b3 [image_picker_ios] Pass through error message from image saving (#6858)

* 72f8108 [local_auth] Bump `intl` from ^0.17.0 to ">=0.17.0 <0.19.0" (#6848)

* acbe9b4 [gh_actions]: Bump github/codeql-action from 2.1.35 to 2.1.37 (#6860)

* 3d8b73b [camera] Remove deprecated Optional type (#6870)

* c5220ef [in_app_purchase] Add support for macOS (#6519)

* 54fc206 Roll Flutter from 028c6e2 to dbc9306 (11 revisions) (#6849)

bin/internal/flutter_plugins.version

@@ -1 +1 @@
-840a04954fa0d91f0128201009a8801b2886ea02
+54fc2066d6365f96162f71d416055dd267dd81e6