Update deprecated keyword

tasks/install.yml

@@ -4,7 +4,7 @@
 - name: "MySQL | Install required packages"
   apt:
     pkg='mysql-server'
-    state='installed'
+    state='present'
 
 # The following should also work for the new mechanism of MySQL 5.7 where
 # the auth plugin for root@localhost is initially set to socket mode.

tasks/main.yml

@@ -19,7 +19,7 @@
   - name: "MySQL | Update required packages"
     apt:
       pkg='{{ item }}'
-      state=installed
+      state=present
     with_items:
       - 'mysql-server'
       - 'mytop'