Bump org.eclipse.jetty:jetty-server from 9.4.51.v20230217 to 12.0.2

Bumps org.eclipse.jetty:jetty-server from 9.4.51.v20230217 to 12.0.2.

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

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

org.eclipse.lemminx/pom.xml

@@ -283,7 +283,7 @@
 		<dependency>
 			<groupId>org.eclipse.jetty</groupId>
 			<artifactId>jetty-server</artifactId>
-			<version>9.4.51.v20230217</version>
+			<version>12.0.2</version>
 			<scope>test</scope>
 		</dependency>
 	</dependencies>