Fix code-intel global server startup

Import enable_remote_if_configured in the code-intel MCP server so the global no-arg entry point can start after inferring the project root from CWD.

Author: eren23

src/attocode/code_intel/server.py

@@ -63,6 +63,7 @@
     _walk_up,
     clear_remote_service,
     configure_remote_service,
+    enable_remote_if_configured,
     mcp,
 )