added mariadb 10.5

.drone.yml

@@ -100,6 +100,29 @@ steps:
         - maria-10.4
       username:
         from_secret: docker_username
+    when:
+      event:
+      - tag
+
+  - name: build_and_publish_10_5
+    image: plugins/docker:linux-amd64
+    pull: always
+    settings:
+      dockerfile: Dockerfile
+      build_args:
+        - MARIA_VERSION=10.5
+      auto_tag: true
+      force_tag: true
+      daemon_off: false
+      password:
+        from_secret: docker_password
+      registry: docker.asperti.com
+      repo: docker.asperti.com/paspo/mariadb-backup-slave
+      tags:
+        - latest
+        - maria-10.5
+      username:
+        from_secret: docker_username
     when:
       event:
       - tag