added handlers and corrected dest path

roles/nameserver/handlers/main.yml

@@ -7,3 +7,8 @@
   service:
     name: "snmpd"
     state: restarted
+
+- name: restart_unbound
+  service:
+    name: "unbound"
+    state: restarted

roles/nameserver/tasks/install_unbound.yml

@@ -10,3 +10,4 @@
     mode: "0644"
     owner: "root"
     group: "root"
+  notify: restart_unbound

roles/server/tasks/utilities/snmpd.yml

@@ -57,7 +57,7 @@
 
 - name: server | snmpd | copy distro script
   copy:
-    dest: "/etc/snmp/distro/"
+    dest: "/etc/snmp/distro"
     src: "distro"
     mode: "0755"