Update jetty-runner, jetty-server, ... to 11.0.9

[scala-steward]

Updates

• org.eclipse.jetty:jetty-runner
• org.eclipse.jetty:jetty-server

• org.eclipse.jetty:jetty-servlet

  from 9.4.46.v20220331 to 11.0.9.

I'll automatically update this PR to resolve conflicts as long as you don't change it yourself.

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Have a fantastic day writing Scala!

Adjust future updates

Add this to your `.scala-steward.conf` file to ignore future updates of this dependency: ``` updates.ignore = [ { groupId = "org.eclipse.jetty" } ] ``` Or, add this to slow down future updates of this dependency: ``` dependencyOverrides = [{ pullRequest = { frequency = "@monthly" }, dependency = { groupId = "org.eclipse.jetty" } }] ```

labels: library-update, commit-count:1

[rossabaker]

Hold on this one until we upgrade servlet and test only with JDK 11.

[rossabaker]

Part of #57.