use main instead of master

Author: bedroge

.github/workflows/ansible-lint.yml

@@ -13,7 +13,7 @@ jobs:
 
     - name: Lint Ansible Playbook
       # replace "master" with any valid ref
-      uses: ansible/ansible-lint-action@master
+      uses: ansible/ansible-lint-action@main
       with:
         # [required]
         # Paths to ansible files (i.e., playbooks, tasks, handlers etc..)