fix: fix iconslug handling

action.yml

@@ -1,5 +1,5 @@
 name: 'Google Chat Action'
-author: 'D Ther Htun'
+author: 'D Ther Htun/ Marcel S. Henselin'
 description: 'Github actions for google chat Room Bot'
 branding:
   icon: 'at-sign'
@@ -26,13 +26,6 @@ inputs:
 
 runs:
   using: 'docker'
-  # using: 'composite'
-#  steps:
-#    - name: 'Run Google Chat Action'
-#      shell: bash
-#      run: |
-#        docker run --rm -it $(docker build -q .)
-
   #image: 'docker://dther/google-chat-action:v0.8'
   image: 'Dockerfile'
   args: