.rubocop.yml in salsify_rubocop-0.78.1 vs .rubocop.yml in salsify_rubocop-0.85.0

@@ -1,9 +1,9 @@
 inherit_from:
   - conf/rubocop.yml
 
 AllCops:
-  TargetRubyVersion: 2.3
+  TargetRubyVersion: 2.4
 
 Layout/LineLength:
   Exclude:
     - '*.gemspec'