Update Lib/test/test_re.py

Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>

Author: Abhi210

Lib/test/test_re.py

@@ -1640,7 +1640,7 @@ def s_int(scanner, token): return int(token)
                            'op+', 'bar'], ''))
 
     def test_bug_gh140797(self):
-        # gh140797: capturing groups is not allowed in re.Scanner
+        # gh140797: Capturing groups are not allowed in re.Scanner
 
         msg = "Cannot use capturing groups in re.Scanner"
         # Capturing group throws an error