added exception logging for inhibitor

src/vpn_manager_globalprotect/backend.py

@@ -273,7 +273,7 @@ class GlobalProtectConnection(
             await self._inhibitor.acquire()
         except Exception as e:
             self.logger.warning(
-                f"Unable to acquire sleep delay inhibitor. Networking will be broken on resume from suspend."
+                f"Unable to acquire sleep delay inhibitor. Networking will be broken on resume from suspend.\n{e}"
             )
 
         # Create subprocess