chore(deps): update jetty packages to v10.0.15 (#8578)

Author: renovate-bot

flexible/java-11/pubsub/pom.xml

@@ -37,7 +37,7 @@
     <failOnMissingWebXml>false</failOnMissingWebXml> <!-- REQUIRED -->
 
     <appengine.maven.plugin>2.4.4</appengine.maven.plugin>
-    <jetty>10.0.8</jetty>
+    <jetty>10.0.15</jetty>
 
     <spring.boot.version>2.7.14</spring.boot.version>
   </properties>