fix migration version in vars

examples/vars.yml

@@ -2,7 +2,7 @@
 # This variable acknowledges that you've reviewed breaking changes up to this version.
 # The playbook will fail if this is outdated, guiding you through what changed.
 # See the changelog: https://github.com/spantaleev/matrix-docker-ansible-deploy/blob/master/CHANGELOG.md
-matrix_playbook_migration_validated_version: v2026.04.02.0
+matrix_playbook_migration_validated_version: v2026.04.03.0
 
 # The bare domain name which represents your Matrix identity.
 # Matrix user IDs for your server will be of the form (`@alice:example.com`).