Disable test_wait_integer

Author: fangerer

graalpython/lib-python/3/test/_test_multiprocessing.py

@@ -4700,6 +4700,7 @@ def signal_and_sleep(cls, sem, period):
         sem.release()
         time.sleep(period)
 
+    @support.impl_detail("timing", graalvm=False)
     def test_wait_integer(self):
         from multiprocessing.connection import wait