Fix test_clean_markdown failure (#869)

Fixes test failure introduced in https://codeberg.org/fediverse/fep/pulls/868

Reviewed-on: https://codeberg.org/fediverse/fep/pulls/869

scripts/fep_tools/test_site_fep_page.py

@@ -37,7 +37,7 @@ def test_format_metatable():
         ("[link](http://test.example)", "link"),
         ("[link][link]", "link"),
         ("[a][a] [b][b]", "a b"),
-        ('a "b"', r'a \"b\"'),
+        ('a "b"', r'a "b"'),
     ],
 )
 def test_clean_markdown(text: str, expected: str):