update deps

cherrypick_generator/pubspec.yaml

@@ -11,13 +11,13 @@ environment:
 # Add regular dependencies here.
 dependencies:
   cherrypick_annotations: ^1.1.0-dev.0
-  analyzer: any
-  dart_style: any
-  build: any
-  build_runner: any
-  source_gen: any
+  analyzer: ^6.7.0
+  dart_style: ^2.3.7
+  build: ^2.4.1
+  build_runner: ^2.4.13
+  source_gen: ^1.5.0
 
 dev_dependencies:
   lints: ^5.0.0
-  mockito: any
+  mockito: ^5.4.4
   test: ^1.25.8