Revert "Temporarily make Proxy files updateable"

This reverts commit 1325d86.

Author: jverce

.fernignore

@@ -17,6 +17,7 @@ src/pipedream/__init__.py
 src/pipedream/pipedream.py
 
 # Custom Proxy files
+src/pipedream/proxy/client.py
 
 # Custom Workflow files
 src/pipedream/workflows/__init__.py