chore(deps): Bump the built_value group

Bumps the built_value group in /packages/aws_common with 3 updates: [built_value](https://github.com/google/built_value.dart), [built_value_generator](https://github.com/google/built_value.dart) and [js](https://github.com/dart-lang/sdk/tree/main/pkg).


Updates `built_value` from 8.8.1 to 8.9.1
- [Release notes](https://github.com/google/built_value.dart/releases)
- [Changelog](https://github.com/google/built_value.dart/blob/master/CHANGELOG.md)
- [Commits](https://github.com/google/built_value.dart/commits/v8.9.1)

Updates `built_value_generator` from 8.8.1 to 8.9.1
- [Release notes](https://github.com/google/built_value.dart/releases)
- [Changelog](https://github.com/google/built_value.dart/blob/master/CHANGELOG.md)
- [Commits](https://github.com/google/built_value.dart/commits/v8.9.1)

Updates `js` from 0.6.7 to 0.7.1
- [Changelog](https://github.com/dart-lang/sdk/blob/main/CHANGELOG.md)
- [Commits](https://github.com/dart-lang/sdk/commits/0.7.1.0/pkg)

---
updated-dependencies:
- dependency-name: built_value
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: built_value
- dependency-name: built_value_generator
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: built_value
- dependency-name: js
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: built_value
...

Signed-off-by: dependabot[bot] <[email protected]>

packages/aws_common/pubspec.yaml

@@ -11,10 +11,10 @@ environment:
 dependencies:
   async: ^2.10.0
   built_collection: ^5.0.0
-  built_value: ">=8.6.0 <8.9.0"
+  built_value: ^8.6.0
   collection: ^1.15.0
   http2: ^2.0.0
-  js: ^0.6.4
+  js: ">=0.6.4 <0.8.0"
   json_annotation: ">=4.8.1 <4.9.0"
   logging: ^1.0.0
   meta: ^1.7.0
@@ -29,7 +29,7 @@ dev_dependencies:
   build_runner: ^2.4.0
   build_test: ^2.1.5
   build_web_compilers: ^4.0.0
-  built_value_generator: 8.8.1
+  built_value_generator: 8.9.1
   json_serializable: 6.7.1
   stream_channel: ^2.1.0
   test: ^1.22.1