refactor: remove capitalize_tag (#6954)
refactor: remove capitalize_tag (#6954)

This function is defined, but doesn't seem to be used.
openfoodfacts/openfoodfacts-server,openfoodfacts/openfoodfacts-server,openfoodfacts/openfoodfacts-server,openfoodfacts/openfoodfacts-server,openfoodfacts/openfoodfacts-server