Add Feature:Auth:Kerberos Testkit feature support

Author: injectives

testkit-backend/src/main/java/neo4j/org/testkit/backend/messages/requests/GetFeatures.java

@@ -40,7 +40,8 @@ public class GetFeatures implements TestkitRequest
             "ConfHint:connection.recv_timeout_seconds",
             "Temporary:DriverFetchSize",
             "Temporary:DriverMaxTxRetryTime",
-            "Feature:Auth:Bearer"
+            "Feature:Auth:Bearer",
+            "Feature:Auth:Kerberos"
     ) );
 
     private static final Set<String> SYNC_FEATURES = new HashSet<>( Arrays.asList(

testkit-backend/src/main/java/neo4j/org/testkit/backend/messages/requests/NewDriver.java

@@ -79,7 +79,7 @@ public TestkitResponse process( TestkitState testkitState )
             authToken = AuthTokens.bearer( data.authorizationToken.getTokens().get( "credentials" ) );
             break;
         case "kerberos":
-            authToken = AuthTokens.kerberos(data.authorizationToken.getTokens().get( "ticket" ));
+            authToken = AuthTokens.kerberos( data.authorizationToken.getTokens().get( "credentials" ) );
             break;
         default:
             return BackendError.builder()