Rename module

Author: m-aciek

word_count.py renamed to counts.py

@@ -15,8 +15,8 @@
 import build_status
 import contribute
 from completion import branches_from_devguide, get_completion, TranslatorsData
+from counts import get_counts
 from repositories import Language, get_languages_and_repos
-from word_count import get_counts
 
 generation_time = datetime.now(timezone.utc)