Update Lib/test/test_mimetypes.py

Co-authored-by: Hugo van Kemenade <[email protected]>

Author: clin1234

Lib/test/test_mimetypes.py

@@ -225,7 +225,7 @@ def test_guess_known_extensions(self):
     def test_preferred_extension(self):
         def check_extensions():
             for mime_type, ext in (
-                ('applicaion/efi', '.efi'),
+                ('application/efi', '.efi'),
                 ("application/epub+zip", ".epub"),
                 ('application/json', '.json'),
                 ('application/manifest+json', '.webmanifest'),