don't check for language code if the subtitle file name is the same as the video name

if the subtitle file name is the same as the video name, it is pointless to check the language code

libs/subliminal_patch/core.py

@@ -605,6 +605,11 @@ def _search_external_subtitles(path, languages=None, only_one=False, scandir_gen
         if not INCLUDE_EXOTIC_SUBS and p_ext not in (".srt", ".ass", ".ssa", ".vtt"):
             continue
 
+        if p_root.lower() == fn_no_ext_lower:
+            # skip check for language code is the subtitle file name is the same as the video name
+            subtitles[p] = None
+            continue
+
         # extract potential forced/normal/default tag
         # fixme: duplicate from subtitlehelpers
         split_tag = p_root.rsplit('.', 1)