install_monitoring: moved munin files to subfolder

roles/install_monitoring/tasks/main.yml

@@ -87,24 +87,24 @@
 
 - name: copy fastd plugin
   copy:
-      src: munin_fastd_plugin
+      src: munin/munin_fastd_plugin
       dest: /usr/lib/munin/plugins/fastd_
       mode: 0755
 
 - name: copy dhcp-pool plugin
   copy:
-      src: munin_dhcp_pool_plugin
+      src: munin/munin_dhcp_pool_plugin
       dest: /usr/lib/munin/plugins/dhcp-pool
       mode: 0755
 
 - name: copy fastd plugin config
   copy:
-      src: munin_fastd_conf
+      src: munin/munin_fastd_conf
       dest: /etc/munin/plugin-conf.d/fastd
 
 - name: copy global config
   copy:
-      src: munin_global_conf
+      src: munin/munin_global_conf
       dest: /etc/munin/plugin-conf.d/global
 
 - name: install netstat