Switch from deprecated always_run to check_mode and bump min Ansible version.

Author: geerlingguy

meta/main.yml

@@ -6,7 +6,7 @@ galaxy_info:
   description: MySQL server for RHEL/CentOS and Debian/Ubuntu.
   company: "Midwestern Mac, LLC"
   license: "license (BSD, MIT)"
-  min_ansible_version: 1.9
+  min_ansible_version: 2.2
   platforms:
     - name: EL
       versions:

tasks/secure-installation.yml

@@ -32,7 +32,7 @@
   command: mysql -NBe "SELECT Host FROM mysql.user WHERE User = '{{ mysql_root_username }}' ORDER BY (Host='localhost') ASC"
   register: mysql_root_hosts
   changed_when: false
-  always_run: true
+  check_mode: no
   when: mysql_install_packages | bool or mysql_root_password_update
 
 # Note: We do not use mysql_user for this operation, as it doesn't always update
@@ -67,7 +67,7 @@
   command: mysql -NBe 'SELECT Host FROM mysql.user WHERE User = ""'
   register: mysql_anonymous_hosts
   changed_when: false
-  always_run: true
+  check_mode: no
 
 - name: Remove anonymous MySQL users.
   mysql_user: