.rubocop.yml in onceover-3.20.0 vs .rubocop.yml in onceover-3.21.0

@@ -1,6 +1,6 @@
 AllCops:
-  TargetRubyVersion: 2.4 # this should match the oldest version in .github/workflows/tests.yaml's matrix 
+  TargetRubyVersion: 2.4 # this should match the oldest version in .github/workflows/tests.yaml's matrix
   NewCops: enable
   Include:
     - "lib/**/*.rb"
     - "ext/**/*.rb"
   Exclude: