Bump org.eclipse.jetty:jetty-plus from 9.4.44.v20210927 to 12.0.6

Bumps org.eclipse.jetty:jetty-plus from 9.4.44.v20210927 to 12.0.6.

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

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

pom.xml

@@ -65,7 +65,7 @@
 		<slf4j.version>2.0.12</slf4j.version>
 		<junit.version>5.10.2</junit.version>
 		<servlet-api.version>4.0.4</servlet-api.version>
-		<jetty.version>9.4.54.v20240208</jetty.version>
+		<jetty.version>12.0.6</jetty.version>
 		<rhino.version>1.7.14</rhino.version>
 	</properties>