Import clean_big_nums in inspector.py

Author: jal347

biothings/hub/datainspect/inspector.py

@@ -10,6 +10,7 @@
 from biothings.hub import INSPECTOR_CATEGORY
 from biothings.hub.databuild.backend import create_backend
 from biothings.hub.datainspect.doc_inspect import (
+    clean_big_nums,
     compute_metadata,
     flatten_and_validate,
     get_converters,