Update matrix-appservice-discord to v1.0.0 final

roles/matrix-bridge-appservice-discord/defaults/main.yml

@@ -3,7 +3,7 @@
 
 matrix_appservice_discord_enabled: true
 
-matrix_appservice_discord_docker_image: "halfshot/matrix-appservice-discord:v1.0.0-rc3"
+matrix_appservice_discord_docker_image: "docker.io/halfshot/matrix-appservice-discord:v1.0.0"
 matrix_appservice_discord_docker_image_force_pull: "{{ matrix_appservice_discord_docker_image.endswith(':latest') }}"
 
 matrix_appservice_discord_base_path: "{{ matrix_base_data_path }}/appservice-discord"