Update dependency org.jenkins-ci:winstone to v8.17 (jenkinsci#11268)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

pom.xml

@@ -98,7 +98,7 @@ THE SOFTWARE.
     <spotless.check.skip>false</spotless.check.skip>
     <ban-junit4-imports.skip>false</ban-junit4-imports.skip>
     <!-- Make sure to keep the jetty-ee9-maven-plugin version in war/pom.xml in sync with the Jetty release in Winstone: -->
-    <winstone.version>8.16</winstone.version>
+    <winstone.version>8.17</winstone.version>
     <node.version>24.11.0</node.version>
   </properties>