chore(deps): update dependency protoc_plugin to v25

Author: renovate[bot]

packages/talker_grpc_logger/example/pubspec.yaml

@@ -15,6 +15,6 @@ dependencies:
     path: ../
 
 dev_dependencies:
-  protoc_plugin: ^23.0.0
+  protoc_plugin: 25.0.0
   lints: ^5.1.1
   test: ^1.24.0