Bump dart_flutter_team_lints from 2.1.1 to 3.1.0 in /build (#3692)

Bumps [dart_flutter_team_lints](https://github.com/dart-lang/ecosystem/tree/main/pkgs) from 2.1.1 to 3.1.0.
- [Release notes](https://github.com/dart-lang/ecosystem/releases)
- [Commits](https://github.com/dart-lang/ecosystem/commits/dart_flutter_team_lints-v3.1.0/pkgs)

---
updated-dependencies:
- dependency-name: dart_flutter_team_lints
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

build/pubspec.yaml

@@ -20,5 +20,5 @@ dependencies:
 dev_dependencies:
   build_resolvers: ^2.4.0
   build_test: ^2.0.0
-  dart_flutter_team_lints: ^2.0.0
+  dart_flutter_team_lints: ^3.1.0
   test: ^1.16.0