Revert "feat: add language code validation for ingredient parsing"

This reverts commit 01705a2.

Author: areebahmeddd

robotoff/workers/tasks/import_image.py

@@ -882,15 +882,6 @@ def extract_ingredients_job(
             logger.info(imported)
 
 
-def is_valid_language_code(lang_id: str) -> bool:
-    """Check if the language code is a valid 2-letter ISO-639-1 code.
-    
-    :param lang_id: The language code to validate
-    :return: True if the language code is a valid 2-letter code, False otherwise
-    """
-    return len(lang_id) == 2 and lang_id.isalpha()
-
-
 def generate_ingredient_prediction_data(
     ingredient_prediction_output: ingredient_list.IngredientPredictionOutput,
     image_width: int,
@@ -926,12 +917,6 @@ def generate_ingredient_prediction_data(
         # available
         if entity["lang"]:
             lang_id = entity["lang"]["lang"]
-            # Skip if the language code is not a valid 2-letter code
-            if not is_valid_language_code(lang_id):
-                logger.warning(
-                    f"Skipping ingredient parsing for invalid language code: {lang_id}"
-                )
-                continue
             try:
                 # Parse ingredients using Product Opener ingredient parser,
                 # and add it to the entity data