Correctly tag self-built ma1sd Docker image

roles/matrix-ma1sd/tasks/setup_ma1sd.yml

@@ -63,6 +63,14 @@
       chdir: "{{ matrix_ma1sd_docker_src_files_path }}"
     when: "matrix_ma1sd_enabled|bool and matrix_ma1sd_container_image_self_build"
 
+  - name: Ensure ma1sd Docker image is tagged correctly
+    docker_image:
+      name: "{{ matrix_ma1sd_docker_image.split('-')[0] }}"
+      repository: "{{ matrix_ma1sd_docker_image }}"
+      force_tag: yes
+      source: local
+    when: "matrix_ma1sd_enabled|bool and matrix_ma1sd_container_image_self_build"
+
 - name: Ensure ma1sd config installed
   copy:
     content: "{{ matrix_ma1sd_configuration|to_nice_yaml }}"