add style-lint to action image

Author: jbielick

action.yml

@@ -25,7 +25,7 @@ inputs:
       origin/master
 runs:
   using: docker
-  image: "docker://docker.io/adwerx/pronto-ruby:3.1"
+  image: "docker://docker.io/adwerx/pronto-ruby:3.2"
   args:
     - run
     - -r