Update smartmon-tools.yml

Fix grammar

Author: technowhizz

etc/kayobe/ansible/smartmon-tools.yml

@@ -2,7 +2,7 @@
 - hosts: overcloud
 
   tasks:
-    - name: Ensure smartmon-tools, jq, nvme-cli and cron/cronie is installed
+    - name: Ensure smartmon-tools, jq, nvme-cli and cron/cronie are installed
       package:
         name:
           - smartmontools