Bump rubocop-rails from 2.22.2 to 2.23.0 (#169)

Author: dependabot[bot]

Gemfile.lock

@@ -165,7 +165,7 @@ GEM
     paper_trail (11.1.0)
       activerecord (>= 5.2)
       request_store (~> 1.1)
-    parallel (1.23.0)
+    parallel (1.24.0)
     parser (3.2.2.4)
       ast (~> 2.4.1)
       racc
@@ -260,7 +260,7 @@ GEM
       unicode-display_width (>= 2.4.0, < 3.0)
     rubocop-ast (1.30.0)
       parser (>= 3.2.1.0)
-    rubocop-rails (2.22.2)
+    rubocop-rails (2.23.0)
       activesupport (>= 4.2.0)
       rack (>= 1.1)
       rubocop (>= 1.33.0, < 2.0)