Roll Dart SDK from 190040d to 996fe4d (2 revisions) (#37552)

https://dart.googlesource.com/sdk.git/+log/190040da0bc8..996fe4d7ea9a

2022-11-12 [email protected] Version 2.19.0-394.0.dev
2022-11-11 [email protected] Version 2.19.0-393.0.dev

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/dart-sdk-flutter-engine
Please CC [email protected],[email protected] on the revert to ensure that a human
is aware of the problem.

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

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/main/autoroll/README.md

Author: skia-flutter-autoroll

DEPS

@@ -48,7 +48,7 @@ vars = {
   # Dart is: https://github.com/dart-lang/sdk/blob/main/DEPS
   # You can use //tools/dart/create_updated_flutter_deps.py to produce
   # updated revision list of existing dependencies.
-  'dart_revision': '190040da0bc88b8eb676cddae301718c42a1a342',
+  'dart_revision': '996fe4d7ea9a52d0302315ce63058e2147df3e42',
 
   # WARNING: DO NOT EDIT MANUALLY
   # The lines between blank lines above and below are generated by a script. See create_updated_flutter_deps.py
@@ -282,7 +282,7 @@ deps = {
    Var('dart_git') + '/pub.git' + '@' + Var('dart_pub_rev'),
 
   'src/third_party/dart/third_party/pkg/pub_semver':
-   Var('dart_git') + '/pub_semver.git@5ac4c28f6d5f2ac737ed5443a3ffcb1d18e2b271',
+   Var('dart_git') + '/pub_semver.git@28159b8c5b96fc2709d0904389d7932880f68659',
 
   'src/third_party/dart/third_party/pkg/shelf':
    Var('dart_git') + '/shelf.git@5fd2593d47120232054ebcc794f3a028d903f1f8',

ci/licenses_golden/licenses_third_party

@@ -1,4 +1,4 @@
-Signature: 8bab2f5fe0e650d8a180634865fc017f
+Signature: f605759571f528a9c8fee0b3b7fd6cd0
 
 UNUSED LICENSES: