Revert "Add debug statements to observe loop"

This reverts commit aa5888880cae745481f8c6996b3bf90609d8014c.

IPython/terminal/pt_inputhooks/qt.py

@@ -20,9 +20,6 b' def _reclaim_excepthook():'
         sys.excepthook = shell.excepthook
 
 
-announced = 0
-
-
 def inputhook(context):
     global _appref
     app = QtCore.QCoreApplication.instance()
@@ -60,15 +57,6 b' def inputhook(context):'
 
     event_loop = QtCore.QEventLoop(app)
 
-    global announced
-    if announced == 0:
-        print(f"`inputhook` running Qt {QtCore.qVersion()} event loop.")
-        announced += 1
-    elif announced == 10:
-        announced = 0
-    else:
-        announced += 1
-
     if sys.platform == 'win32':
         # The QSocketNotifier method doesn't appear to work on Windows.
         # Use polling instead.