fix(ci): update protoc version to v33.4 to match generated files

The committed protobuf files were generated with protoc v33.4, but CI was installing v33.0. This version mismatch caused verify-codegen to fail because regenerating with a different protoc version produces different file headers.

Author: ArangoGutierrez

.versions.yaml

@@ -34,6 +34,6 @@ go_tools:
 
 # Protocol Buffers / gRPC
 protobuf:
-  protobuf: 'v33.0'
+  protobuf: 'v33.4'
   protoc_gen_go: 'v1.36.10'
   protoc_gen_go_grpc: 'v1.5.1'