Update pySHACL import to recognize typing

Other effects of pySHACL recent releases were observed on Make-managed
files, unrelated to removing the ignore-typing designation.

A follow-on patch will regenerate Make-managed files.

Signed-off-by: Alex Nelson <[email protected]>

Author: ajnelson-nist

case_utils/case_validate/__init__.py

@@ -41,7 +41,7 @@
 import warnings
 from typing import Any, Dict, List, Optional, Tuple, Union
 
-import pyshacl  # type: ignore
+import pyshacl
 import rdflib
 from rdflib import Graph