Revert a non working initalized call again.

mcp_browser/proxy.py

@@ -238,11 +238,7 @@ class MCPBrowser:
         # Initialize if needed for other requests
         if not self._initialized:
             await self.initialize()
-            # After initalization we MUST return notfications iniitialized
-            return {
-                "jsonrpc": "2.0",
-                "method": "notifications/initialized"
-            }
+
         # Check if this is a virtual tool call
         if jsonrpc_object.get("method") == "tools/call":
             tool_name = jsonrpc_object.get("params", {}).get("name")