Bump jetty.version from 9.4.51.v20230217 to 11.0.21

Bumps `jetty.version` from 9.4.51.v20230217 to 11.0.21.

Updates `org.eclipse.jetty:jetty-jaas` from 9.4.51.v20230217 to 11.0.21

Updates `org.eclipse.jetty:jetty-server` from 9.4.51.v20230217 to 11.0.21

Updates `org.eclipse.jetty:jetty-util` from 9.4.51.v20230217 to 11.0.21

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

Signed-off-by: dependabot[bot] <[email protected]>

pom.xml

@@ -64,7 +64,7 @@ limitations under the License.
  <hamcrest.version>2.2</hamcrest.version>
  <jackson.version>2.17.1</jackson.version>
  <javacc-maven-plugin.version>2.6</javacc-maven-plugin.version>
- <jetty.version>9.4.51.v20230217</jetty.version>
+ <jetty.version>11.0.21</jetty.version>
  <junit.version>4.12</junit.version>
  <kafka.scala.version>2.13</kafka.scala.version>
  <kafka.version>3.7.0</kafka.version>