Fix binary references

Author: tstirrat15

buf.gen.yaml

@@ -4,11 +4,11 @@ version: "v2"
 inputs:
   - module: "buf.build/authzed/api:v1.35.0"
 plugins:
-  - local: "python"
+  - local: "protoc-gen-grpc"
     out: "."
-  - local: "grpc_python_plugin"
+  - local: "protoc-gen-grpc_python_plugin"
     out: "."
-  - local: "mypy"
+  - local: "protoc-gen-mypy"
     out: "."
-  - local: "mypy_grpc"
+  - local: "protoc-gen-mypy_grpc"
     out: "."