Typo

Author: Meinersbur

flang-rt/.clang-format

@@ -16,7 +16,7 @@ IncludeCategories:
     Priority:        4
   - Regex:           '^"flang-rt/'  # Public Flang-RT headers
     Priority:        3
-  - Regex:           '^[^/]*$'      # Private header from same library
+  - Regex:           '^[^/]*$'      # Private headers from same library
     Priority:        1
   - Regex:           '.*'           # Private headers from sibling libraries
     Priority:        2