deps: update dependency org.eclipse.jetty:jetty-util to v11 (#418)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [org.eclipse.jetty:jetty-util](https://eclipse.org/jetty) ([source](https://togithub.com/eclipse/jetty.project)) | `9.4.46.v20220331` -> `11.0.9` | [![age](https://badges.renovateapi.com/packages/maven/org.eclipse.jetty:jetty-util/11.0.9/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/maven/org.eclipse.jetty:jetty-util/11.0.9/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/maven/org.eclipse.jetty:jetty-util/11.0.9/compatibility-slim/9.4.46.v20220331)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/maven/org.eclipse.jetty:jetty-util/11.0.9/confidence-slim/9.4.46.v20220331)](https://docs.renovatebot.com/merge-confidence/) |

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pom.xml

@@ -62,7 +62,7 @@
       <dependency>
         <groupId>org.eclipse.jetty</groupId>
         <artifactId>jetty-util</artifactId>
-        <version>9.4.46.v20220331</version>
+        <version>11.0.9</version>
       </dependency>
       <dependency>
         <groupId>org.eclipse.jetty</groupId>