lint.sh: fix po files path

Author: rffontenelle

scripts/lint.sh

@@ -28,7 +28,7 @@ make build ALLSPHINXOPTS="$opts"
 # Update translation files with latest POT
 sphinx-intl update -d locale -p build/gettext -l pt_BR
 
-cd ${PYDOC_LANGUAGE}/LC_MESSAGES
+cd locale/${PYDOC_LANGUAGE}/LC_MESSAGES
 sphinx-lint | tee $(realpath "$rootdir/logs/sphinxlint.txt")
 
 # Undo changes that disabled literal blocks