lint fix

Former-commit-id: 39abc39c

roles/config_repos/tasks/main.yml

@@ -39,7 +39,6 @@
   - monashhpc_base.repo
   - monashhpc_others.repo
   - epel.repo
-  when: ansible_os_family == 'RedHat'
 
 - name: get enabled repos
 #shell: yum repolist | grep -v "repo id" | grep -v "Loaded plugins" | head -n -1 | cut -f 1 -d '/' | sed -s 's/\!//'