Update dependency database_cleaner-active_record to v2.2.0

Author: renovate[bot]

Gemfile.lock

@@ -83,13 +83,13 @@ GEM
     bootsnap (1.18.4)
       msgpack (~> 1.2)
     builder (3.2.4)
-    concurrent-ruby (1.2.3)
+    concurrent-ruby (1.3.4)
     connection_pool (2.4.1)
     crack (1.0.0)
       bigdecimal
       rexml
     crass (1.0.6)
-    database_cleaner-active_record (2.1.0)
+    database_cleaner-active_record (2.2.0)
       activerecord (>= 5.a)
       database_cleaner-core (~> 2.0.0)
     database_cleaner-core (2.0.1)
@@ -136,9 +136,9 @@ GEM
       net-smtp
     marcel (1.0.4)
     mini_mime (1.1.5)
-    minitest (5.22.3)
+    minitest (5.25.2)
     msgpack (1.7.5)
-    mutex_m (0.2.0)
+    mutex_m (0.3.0)
     net-imap (0.4.10)
       date
       net-protocol
@@ -268,7 +268,7 @@ GEM
     stringio (3.1.2)
     stripe (11.6.0)
     thor (1.3.2)
-    timeout (0.4.1)
+    timeout (0.4.2)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
     unicode-display_width (2.6.0)