Update org.eclipse.jetty to 9.4.50.v20221201

Closes gh-12404

dependencies/spring-security-dependencies.gradle

@@ -50,8 +50,8 @@ dependencies {
 		api "org.assertj:assertj-core:3.23.1"
 		api "org.bouncycastle:bcpkix-jdk15on:1.70"
 		api "org.bouncycastle:bcprov-jdk15on:1.70"
-		api "org.eclipse.jetty:jetty-server:9.4.49.v20220914"
-		api "org.eclipse.jetty:jetty-servlet:9.4.49.v20220914"
+		api "org.eclipse.jetty:jetty-server:9.4.50.v20221201"
+		api "org.eclipse.jetty:jetty-servlet:9.4.50.v20221201"
 		api "org.eclipse.persistence:javax.persistence:2.2.1"
 		api "org.hamcrest:hamcrest:2.2"
 		api "org.hibernate:hibernate-entitymanager:5.6.14.Final"