fix linting

Signed-off-by: Sebastian Gumprich <[email protected]>

roles/mysql_hardening/tasks/mysql_secure_installation.yml

@@ -78,7 +78,7 @@
     login_unix_socket: "{{ login_unix_socket | default(omit) }}"
   when:
     - users_wo_password_or_auth_string is defined
-    - users_wo_password_or_auth_string != ""
+    - users_wo_password_or_auth_string != ""  # noqa empty-string-compare
     - mysql_version.version.full is version('5.7.6', '>=')
 
 - name: ensure that there are no users without password
@@ -88,5 +88,5 @@
     login_unix_socket: "{{ login_unix_socket | default(omit) }}"
   when:
     - users_wo_password is defined
-    - users_wo_password != ""
+    - users_wo_password != ""  # noqa empty-string-compare
     - mysql_version.version.full is version('5.7.6', '<')