More Tesseract-specific language checks to its plugin

src/ocrmypdf/_validation.py

@@ -52,17 +52,6 @@ def check_options_languages(
         system_lang = locale.getlocale()[0]
         if system_lang and not system_lang.startswith('en'):
             log.debug("No language specified; assuming --language %s", DEFAULT_LANGUAGE)
-    DENIED_LANGUAGES = {'equ', 'osd'}
-    if DENIED_LANGUAGES & set(options.languages):
-        log.warning(
-            "The following languages for Tesseract's internal use and should not "
-            "be issued explicitly: "
-            f"{', '.join(DENIED_LANGUAGES)}\n"
-            "OCRmyPDF will ignore them."
-        )
-        options.languages = [
-            lang for lang in options.languages if lang not in DENIED_LANGUAGES
-        ]
     if not ocr_engine_languages:
         return