made matrix_appservice_discord_client_id lowercase

roles/matrix-synapse/defaults/main.yml

@@ -654,7 +654,7 @@ matrix_appservice_discord_docker_image: "halfshot/matrix-appservice-discord:late
 
 matrix_appservice_discord_base_path: "{{ matrix_base_data_path }}/appservice-discord"
 
-matrix_appservice_discord_client_ID: "YOUR DISCORD APP CLIENT ID"
+matrix_appservice_discord_client_id: "YOUR DISCORD APP CLIENT ID"
 matrix_appservice_discord_bot_token: "YOUR DISCORD APP BOT TOKEN"
 
 matrix_appservice_discord_configuration_yaml: |
@@ -662,7 +662,7 @@ matrix_appservice_discord_configuration_yaml: |
         domain: "{{ matrix_domain }}"
         homeserverUrl: "{{ matrix_homeserver_url }}"
     auth:
-        clientID: "{{matrix_appservice_discord_client_ID}}"
+        clientID: "{{matrix_appservice_discord_client_id}}"
         botToken: "{{matrix_appservice_discord_bot_token}}"
     database:
         filename: "/data/discord.db"