build(deps): bump js from 0.6.7 to 0.7.1 in /auth0_flutter

Bumps [js](https://github.com/dart-lang/sdk/tree/main/pkg) 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: js
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

auth0_flutter/pubspec.yaml

@@ -13,7 +13,7 @@ dependencies:
     sdk: flutter
   flutter_web_plugins:
     sdk: flutter
-  js: ^0.6.4
+  js: ">=0.6.4 <0.8.0"
 
 dependency_overrides:
   auth0_flutter_platform_interface: