add handlers & some minors corrections

handlers/main.yml

@@ -0,0 +1,5 @@
+---
+- name: restart nagios-nrpe-server
+  systemd_service:
+    name: nagios-nrpe-server
+    state: restarted

tasks/main.yml

@@ -7,7 +7,6 @@
 - name: nrpe | install nrpe packages
   apt:
     name: "{{ item }}"
-    update_cache: true
     state: present
   with_items:
     - nagios-nrpe-server
@@ -33,11 +32,6 @@
     dest: /usr/lib/nagios/plugins
     mode: 0755
 
-- name: nrpe | restart nagios-nrpe-server
-  systemd:
-    state: restarted
-    name: nagios-nrpe-server
-
 - name: nrpe | allow nagios user to specific sudo
   template:
     src: nrpe.sudoers.j2