remove unnecessary no cover

Author: rsokl

hypothesis-python/src/hypothesis/internal/compat.py

@@ -17,7 +17,7 @@
 
 try:
     from typing import get_args
-except ImportError:  # pragma: no cover
+except ImportError:
     # remove at Python 3.7 end-of-life
     from collections.abc import Callable as _Callable