Bump test from 1.26.0 to 1.26.2 in /auto_submit

Bumps [test](https://github.com/dart-lang/test/tree/master/pkgs) from 1.26.0 to 1.26.2.
- [Release notes](https://github.com/dart-lang/test/releases)
- [Commits](https://github.com/dart-lang/test/commits/test-v1.26.2/pkgs)

---
updated-dependencies:
- dependency-name: test
  dependency-version: 1.26.2
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

auto_submit/pubspec.yaml

@@ -43,7 +43,7 @@ dev_dependencies:
   dart_flutter_team_lints: 3.5.2
   json_serializable: ^6.9.4
   mockito: ^5.4.6
-  test: 1.26.0
+  test: 1.26.2
 
 builders:
   json_serializable: 3.3.0