Bump jetty-server in /http-clients/url-connection-client

Bumps [jetty-server](https://github.com/eclipse/jetty.project) from 9.2.24.v20180105 to 9.4.41.v20210516.
- [Release notes](https://github.com/eclipse/jetty.project/releases)
- [Commits](jetty/jetty.project@jetty-9.2.24.v20180105...jetty-9.4.41.v20210516)

---
updated-dependencies:
- dependency-name: org.eclipse.jetty:jetty-server
  dependency-type: direct:development
...

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

Author: dependabot[bot]

http-clients/url-connection-client/pom.xml

@@ -119,7 +119,7 @@
         <dependency>
             <groupId>org.eclipse.jetty</groupId>
             <artifactId>jetty-server</artifactId>
-            <version>9.2.24.v20180105</version>
+            <version>9.4.41.v20210516</version>
             <scope>test</scope>
         </dependency>
     </dependencies>