Bump jetty.version from 9.4.3.v20170317 to 11.0.1 in /util/jetty

Bumps `jetty.version` from 9.4.3.v20170317 to 11.0.1.

Updates `jetty-http` from 9.4.3.v20170317 to 11.0.1
- [Release notes](https://github.com/eclipse/jetty.project/releases)
- [Commits](jetty/jetty.project@jetty-9.4.3.v20170317...jetty-11.0.1)

Updates `jetty-servlet` from 9.4.3.v20170317 to 11.0.1
- [Release notes](https://github.com/eclipse/jetty.project/releases)
- [Commits](jetty/jetty.project@jetty-9.4.3.v20170317...jetty-11.0.1)

Updates `jetty-webapp` from 9.4.3.v20170317 to 11.0.1
- [Release notes](https://github.com/eclipse/jetty.project/releases)
- [Commits](jetty/jetty.project@jetty-9.4.3.v20170317...jetty-11.0.1)

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

util/jetty/pom.xml

@@ -18,7 +18,7 @@
   <properties>
     <!--jetty.version>8.1.22.v20160922</jetty.version-->
     <!--jetty.version>[9.4.33,)</jetty.version-->
-    <jetty.version>9.4.3.v20170317</jetty.version>
+    <jetty.version>11.0.1</jetty.version>
   </properties>
 
   <dependencies>