chore: Remove Proto Version requirements for compatibility (#174)

Fixes #173

Author: holtskinner

buf.gen.yaml

@@ -19,12 +19,12 @@ managed:
 plugins:
   # Generate python protobuf related code
   # Generates *_pb2.py files, one for each .proto
-  - remote: buf.build/protocolbuffers/python:v29.3
+  - remote: buf.build/protocolbuffers/python
     out: src/a2a/grpc
   # Generate python service code.
   # Generates *_pb2_grpc.py
   - remote: buf.build/grpc/python
     out: src/a2a/grpc
   # Generates *_pb2.pyi files.
-  - remote: buf.build/protocolbuffers/pyi:v29.3
+  - remote: buf.build/protocolbuffers/pyi
     out: src/a2a/grpc