Update org.eclipse.jetty to 9.4.43.v20210629

Closes gh-10098

dependencies/spring-security-dependencies.gradle

@@ -49,8 +49,8 @@ dependencies {
 		api "org.assertj:assertj-core:3.20.2"
 		api "org.bouncycastle:bcpkix-jdk15on:1.69"
 		api "org.bouncycastle:bcprov-jdk15on:1.69"
-		api "org.eclipse.jetty:jetty-server:9.4.40.v20210413"
-		api "org.eclipse.jetty:jetty-servlet:9.4.40.v20210413"
+		api "org.eclipse.jetty:jetty-server:9.4.43.v20210629"
+		api "org.eclipse.jetty:jetty-servlet:9.4.43.v20210629"
 		api "org.eclipse.persistence:javax.persistence:2.2.1"
 		api "org.hamcrest:hamcrest:2.2"
 		api "org.hibernate:hibernate-entitymanager:5.4.31.Final"