Bump org.eclipse.jetty:jetty-bom from 10.0.20 to 11.0.20

Bumps [org.eclipse.jetty:jetty-bom](https://github.com/jetty/jetty.project) from 10.0.20 to 11.0.20.
- [Release notes](https://github.com/jetty/jetty.project/releases)
- [Commits](jetty/jetty.project@jetty-10.0.20...jetty-11.0.20)

---
updated-dependencies:
- dependency-name: org.eclipse.jetty:jetty-bom
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

pom.xml

@@ -102,7 +102,7 @@
     <guiceVersion>6.0.0</guiceVersion>
     <slf4jVersion>2.0.13</slf4jVersion>
     <!-- Used by Jetty Transport (client) and Test HTTP (server) -->
-    <jettyVersion>10.0.20</jettyVersion>
+    <jettyVersion>11.0.20</jettyVersion>
     <!-- used by supplier and demo only -->
     <maven3Version>3.9.6</maven3Version>
     <maven4Version>4.0.0-alpha-13</maven4Version>