Roll Flutter from 5a6cfa7f3d26 to 63170e984e19 (15 revisions) (#12767)

https://github.com/flutter/flutter/compare/5a6cfa7f3d26...63170e984e19

2026-09-05 engine-flutter-autoroll@skia.org Roll Dart SDK from 6882c3b4b542 to 77094991d1c1 (1 revision) (flutter/flutter#192339)
2026-09-05 engine-flutter-autoroll@skia.org Roll Skia from 10652f9d64d6 to db200e27a634 (1 revision) (flutter/flutter#192338)
2026-09-05 engine-flutter-autoroll@skia.org Roll Fuchsia Linux SDK from FgDQeF6jb1dVRVh3K... to _IgixhH4vEgdz9Oqn... (flutter/flutter#192333)
2026-09-05 engine-flutter-autoroll@skia.org Roll Dart SDK from 5744c2480a12 to 6882c3b4b542 (1 revision) (flutter/flutter#192331)
2026-09-05 engine-flutter-autoroll@skia.org Roll Skia from 9b1e5fd08d2c to 10652f9d64d6 (4 revisions) (flutter/flutter#192329)
2026-09-05 codefu@google.com ci(engine): target ignore_phone|none for new macs (flutter/flutter#192317)
2026-09-04 okorohelijah@google.com [devicelab] Fix Mac ios_universal_link_test CI build and scheme configuration (flutter/flutter#192321)
2026-09-04 engine-flutter-autoroll@skia.org Roll Dart SDK from 5501d02b583d to 5744c2480a12 (5 revisions) (flutter/flutter#192316)
2026-09-04 okorohelijah@google.com [iOS] Add native deep link lifecycle integration tests for UIScene plugins (flutter/flutter#192173)
2026-09-04 engine-flutter-autoroll@skia.org Roll Skia from 93ac1e630d1d to 9b1e5fd08d2c (3 revisions) (flutter/flutter#192314)
2026-09-04 bkonyi@google.com [tool] Migrate AssembleCommand and GenerateCommand to modular dependency injection (flutter/flutter#190773)
2026-09-04 bkonyi@google.com [tool] Migrate Apple build subcommands and toolchain to modular dependency injection (flutter/flutter#190780)
2026-09-04 bkonyi@google.com [flutter_tools] Safely handle non-JSON messages in test stream parsers (flutter/flutter#192089)
2026-09-04 bkonyi@google.com [tool] Migrate LogsCommand to modular dependency injection (flutter/flutter#190765)
2026-09-04 bkonyi@google.com [tool] Migrate DevicesCommand to modular dependency injection (flutter/flutter#190768)

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/flutter-packages
Please CC stuartmorgan@google.com on the revert to ensure that a human
is aware of the problem.

To file a bug in Packages: https://github.com/flutter/flutter/issues/new/choose

To report a problem with the AutoRoller itself, please file a bug:
https://issues.skia.org/issues/new?component=1389291&template=1850622

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/main/autoroll/README.md
diff --git a/.ci/flutter_master.version b/.ci/flutter_master.version
index 2f27346..3ff248a 100644
--- a/.ci/flutter_master.version
+++ b/.ci/flutter_master.version
@@ -1 +1 @@
-5a6cfa7f3d268a560f276b9454d6d7e7afc13d50
+63170e984e19184b2f9b77c81a2559b7d8671114