wip fix el family designation

Author: jpartlow

tasks/install_linux.sh

@@ -112,7 +112,7 @@ set_collection_url() {
       family='amazon'
       ;;
     RHEL|RedHat|CentOS|Scientific|OracleLinux|Rocky|AlmaLinux)
-      family='rhel'
+      family='el'
       ;;
     Fedora)
       family='fedora'