Update Antora Spring UI to v0.4.17

Closes gh-1070

Author: github-actions[bot]

spring-graphql-docs/antora-playbook.yml

@@ -31,7 +31,7 @@ urls:
   redirect_facility: httpd
 ui:
   bundle:
-    url: https://github.com/spring-io/antora-ui-spring/releases/download/v0.4.16/ui-bundle.zip
+    url: https://github.com/spring-io/antora-ui-spring/releases/download/v0.4.17/ui-bundle.zip
 runtime:
   log:
     failure_level: warn