renamed roles

roles/server/tasks/system_setup/sysctl.yml

@@ -1,9 +0,0 @@
-- name: server | system setup | sysctl
-  sysctl:
-    name: "{{ item.key }}"
-    value: "{{ item.value }}"
-    state: present
-    reload: yes
-  loop:
-    - { key: "vm.swappiness", value: "10"}
-    - { key: "vm.vfs_cache_pressure", value: "50"}