Update dependency org.eclipse.jetty:jetty-server to v12

Author: renovate[bot]

pom.xml

@@ -55,7 +55,7 @@
         <dependency>
             <groupId>org.eclipse.jetty</groupId>
             <artifactId>jetty-server</artifactId>
-            <version>9.4.54.v20240208</version>
+            <version>12.0.6</version>
         </dependency>
 
         <dependency>