change ordereddict guard, add type: ignore

Author: Yobmod

git/config.py

@@ -41,12 +41,17 @@
 
 T_ConfigParser = TypeVar('T_ConfigParser', bound='GitConfigParser')
 
-if sys.version_info[:2] < (3, 7):
+if sys.version_info[:2] < (3, 7, 2):
+    # typing.Ordereddict not added until py 3.7.2
     from collections import OrderedDict
     OrderedDict_OMD = OrderedDict
+elif sys.version_info[:2] >= (3, 10):
+    # then deprecated from 3.10 as collections.OrderedDict was made generic
+    from collections import OrderedDict
+    OrderedDict_OMD = OrderedDict[str, List[_T]]
 else:
     from typing import OrderedDict
-    OrderedDict_OMD = OrderedDict[str, List[_T]]
+    OrderedDict_OMD = OrderedDict[str, List[_T]]  # type: ignore[assignment, misc]
 
 # -------------------------------------------------------------