Bump melos from 3.4.0 to 7.1.1

Bumps [melos](https://github.com/invertase/melos/tree/main/packages) from 3.4.0 to 7.1.1.
- [Release notes](https://github.com/invertase/melos/releases)
- [Changelog](https://github.com/invertase/melos/blob/main/CHANGELOG.md)
- [Commits](https://github.com/invertase/melos/commits/melos-v7.1.1/packages)

---
updated-dependencies:
- dependency-name: melos
  dependency-version: 7.1.1
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

pubspec.yaml

@@ -4,4 +4,4 @@ publish_to: none
 environment:
   sdk: ">=3.0.0 <4.0.0"
 dev_dependencies:
-  melos: ^3.0.0
+  melos: ^7.1.1