Merge pull request #911 from dxw/renovate/database_cleaner-active_record-2.x-lockfile

Update dependency database_cleaner-active_record to v2.2.1

Author: renovate[bot]

Gemfile.lock

@@ -119,7 +119,7 @@ GEM
     crass (1.0.6)
     database_cleaner (2.1.0)
       database_cleaner-active_record (>= 2, < 3)
-    database_cleaner-active_record (2.2.0)
+    database_cleaner-active_record (2.2.1)
       activerecord (>= 5.a)
       database_cleaner-core (~> 2.0.0)
     database_cleaner-core (2.0.1)