Roll Flutter (stable) from ead455963c12 to 2f708eb8396e (1 revision) (f…

…lutter#5134)

flutter/flutter@ead4559...2f708eb

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

To file a bug in Flutter (stable): https://github.com/flutter/flutter/issues/new/choose
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

.ci/flutter_stable.version

@@ -1 +1 @@
-ead455963c12b453cdb2358cad34969c76daf180
+2f708eb8396e362e280fac22cf171c2cb467343c