chore(deps): update dependency melos to v6 (#3053)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

clients/algoliasearch-client-dart/pubspec.yaml

@@ -5,4 +5,4 @@ environment:
 
 dev_dependencies:
   lints: ^3.0.0
-  melos: ^5.0.0
+  melos: ^6.0.0