chore: update major dependencies (conventional_commit, file, pub_updater)

Author: orestesgaolin

changelog_cli/pubspec.yaml

@@ -12,20 +12,20 @@ environment:
 dependencies:
   args: ^2.3.1
   collection: ^1.17.0
-  conventional_commit: ^0.5.0+1
+  conventional_commit: ^0.6.0+1
   equatable: ^2.0.5
-  file: ^6.1.4
+  file: ^7.0.1
   git: ^2.2.0
   mason_logger: ^0.2.0
-  pub_updater: ">=0.2.1 <0.4.0"
+  pub_updater: ^0.4.0
 
 dev_dependencies:
   build_runner: ^2.0.0
   build_verify: ^3.0.0
   build_version: ^2.0.0
-  mocktail: ^0.3.0
+  mocktail: ^1.0.4
   test: ^1.19.2
-  very_good_analysis: ^3.1.0
+  very_good_analysis: ^6.0.0
 
 executables:
   changelog_cli: