Dont generate mark mapping

gen/wcwidth.py

@@ -421,28 +421,6 @@ def gen_ucd() -> None:
         category_test('is_word_char', p, {c for c in class_maps if c[0] in 'LN'}, 'L and N categories')
         category_test('is_CZ_category', p, cz, 'C and Z categories')
         category_test('is_P_category', p, {c for c in class_maps if c[0] == 'P'}, 'P category (punctuation)')
-        mark_map = [0] + list(sorted(marks))
-        p('char_type codepoint_for_mark(combining_type m) {')
-        p(f'\tstatic char_type map[{len(mark_map)}] =', '{', ', '.join(map(str, mark_map)), '}; // {{{ mapping }}}')
-        p('\tif (m < arraysz(map)) return map[m];')
-        p('\treturn 0;')
-        p('}\n')
-        p('combining_type mark_for_codepoint(char_type c) {')
-        rmap = codepoint_to_mark_map(p, mark_map)
-        p('}\n')
-        with open('kitty/unicode-data.h', 'r+') as f:
-            raw = f.read()
-            f.seek(0)
-            raw, num = re.subn(
-                r'^// START_KNOWN_MARKS.+?^// END_KNOWN_MARKS',
-                '// START_KNOWN_MARKS\nstatic const combining_type '
-                f'VS15 = {rmap[0xfe0e]}, VS16 = {rmap[0xfe0f]};'
-                '\n// END_KNOWN_MARKS', raw, flags=re.MULTILINE | re.DOTALL)
-            if not num:
-                raise SystemExit('Faile dto patch mark definitions in unicode-data.h')
-            f.truncate()
-            f.write(raw)
-
 
 def gen_names() -> None:
     aliases_map: dict[int, set[str]] = {}