Update Copilot plugin to v1.1.0 (#30098)

Co-authored-by: Mattermost Build <build@mattermost.com>

server/Makefile

@@ -145,7 +145,7 @@ PLUGIN_PACKAGES += mattermost-plugin-playbooks-v2.1.1
 PLUGIN_PACKAGES += mattermost-plugin-nps-v1.3.3
 PLUGIN_PACKAGES += mattermost-plugin-servicenow-v2.3.4
 PLUGIN_PACKAGES += mattermost-plugin-zoom-v1.8.0
-PLUGIN_PACKAGES += mattermost-plugin-ai-v1.0.0
+PLUGIN_PACKAGES += mattermost-plugin-ai-v1.1.1
 PLUGIN_PACKAGES += mattermost-plugin-boards-v9.1.1
 PLUGIN_PACKAGES += mattermost-plugin-msteams-v2.1.0
 PLUGIN_PACKAGES += mattermost-plugin-user-survey-v1.1.1