fix hookshot docker image name

roles/matrix-bridge-hookshot/defaults/main.yml

@@ -4,7 +4,7 @@
 matrix_hookshot_enabled: true
 
 matrix_hookshot_version: 1.1.0
-matrix_hookshot_docker_image: "{{ matrix_container_global_registry_prefix }}halfshot/hookshot:{{ matrix_hookshot_version }}"
+matrix_hookshot_docker_image: "{{ matrix_container_global_registry_prefix }}halfshot/matrix-hookshot:{{ matrix_hookshot_version }}"
 matrix_hookshot_docker_image_force_pull: "{{ matrix_hookshot_docker_image.endswith(':latest') }}"
 
 matrix_hookshot_base_path: "{{ matrix_base_data_path }}/hookshot"