[ci] Ignore idempotency errors due to 'mysql_user'

The 'mysql_user' Ansible module has in Ansible 2.8.x has idempotency
issues with Python 3.x environment.

Ref: ansible/ansible#60567

.gitlab-ci.yml

@@ -490,6 +490,7 @@ stages:
     JANE_INVENTORY_GROUPS: 'debops_service_mariadb_server,debops_service_etherpad'
     JANE_DIFF_PATTERN: '.*/debops.etherpad/.*'
     JANE_LOG_PATTERN: '\[debops\.etherpad\]'
+    JANE_IGNORE_IDEMPOTENCY: 'Issues with mysql_user Ansible module (https://github.com/ansible/ansible/issues/60567)'
 
 'etherpad/postgresql role':
   <<: *test_role_2nd_deps
@@ -904,6 +905,7 @@ stages:
     JANE_INVENTORY_GROUPS: 'debops_service_mariadb_server,debops_service_mariadb'
     JANE_DIFF_PATTERN: '.*/debops.mariadb/.*'
     JANE_LOG_PATTERN: '\[debops\.mariadb\]'
+    JANE_IGNORE_IDEMPOTENCY: 'Issues with mysql_user Ansible module (https://github.com/ansible/ansible/issues/60567)'
 
 'memcached role':
   <<: *test_role_no_deps
@@ -1130,6 +1132,7 @@ stages:
     JANE_INVENTORY_GROUPS: 'debops_service_mariadb_server,debops_service_phpipam'
     JANE_DIFF_PATTERN: '.*/debops.phpipam/.*'
     JANE_LOG_PATTERN: '\[debops\.phpipam\]'
+    JANE_IGNORE_IDEMPOTENCY: 'Issues with mysql_user Ansible module (https://github.com/ansible/ansible/issues/60567)'
 
 'phpmyadmin role':
   <<: *test_role_2nd_deps
@@ -1356,6 +1359,7 @@ stages:
     JANE_INVENTORY_HOSTVARS: 'roundcube__database=mysql-default'
     JANE_DIFF_PATTERN: '.*/debops.roundcube/.*'
     JANE_LOG_PATTERN: '\[debops\.roundcube\]'
+    JANE_IGNORE_IDEMPOTENCY: 'Issues with mysql_user Ansible module (https://github.com/ansible/ansible/issues/60567)'
     VAGRANT_MASTER_MEMORY: '4096'
   tags: [ 'mem-6GB' ]