rubocop.yml in resque-scheduler-4.6.0

- old
+ new

@@ -16,10 +16,10 @@
         ruby: [
             2.4
         ]
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - uses: ruby/setup-ruby@v1
         with:
           ruby-version: ${{ matrix.ruby }}
           bundler-cache: true
       - name: Ruby linter