Merge branch 'migrate_os' into collection

roles/ssh_hardening/meta/main.yml

@@ -8,7 +8,6 @@ galaxy_info:
   platforms:
     - name: EL
       versions:
-        - 6
         - 7
         - 8
     - name: Ubuntu
@@ -23,6 +22,7 @@ galaxy_info:
     - name: Fedora
     - name: Archlinux
     - name: SmartOS
+    - name: openSUSE
   galaxy_tags:
     - system
     - security