fix(controller): Resolve syntax error in log pruning block.

src/app_controller.py

@@ -695,7 +695,8 @@ class AppController:
     from src import log_pruner
     registry = log_registry.LogRegistry("logs/sessions/log_registry.toml")
     pruner = log_pruner.LogPruner(registry, "logs/sessions")
-    pruner.prune()   except Exception as e:
+    pruner.prune()
+   except Exception as e:
     print(f"Error during log pruning: {e}")
   thread = threading.Thread(target=run_prune, daemon=True)
   thread.start()