Update src/maintenance/coverage_crossref_updater.py

Co-authored-by: george <george.haff@gmail.com>

Author: nolangormley

src/maintenance/coverage_crossref_updater.py

@@ -11,12 +11,12 @@
 from delphi.epidata.client.delphi_epidata import Epidata
 
 
-def main(database_impl=Database):
+def main():
   """Updates the table for the `coverage_crossref`."""
 
   logger = get_structured_logger("coverage_crossref_updater")
   start_time = time.time()
-  database = database_impl()
+  database = Database()
   database.connect()
 
   # compute and update coverage_crossref