fix junit4 aspect for gradle tests (via #111)

Author: Artem Eroshenko

allure-junit4-aspect/src/main/java/io/qameta/allure/junit4/AllureJunit4ListenerAspect.java

@@ -1,6 +1,7 @@
 package io.qameta.allure.junit4;
 
-import org.aspectj.lang.annotation.AfterReturning;
+import org.aspectj.lang.JoinPoint;
+import org.aspectj.lang.annotation.After;
 import org.aspectj.lang.annotation.Aspect;
 import org.junit.runner.notification.RunNotifier;
 
@@ -12,8 +13,9 @@ public class AllureJunit4ListenerAspect {
 
     private final AllureJunit4 allure = new AllureJunit4();
 
-    @AfterReturning(pointcut = "call(org.junit.runner.notification.RunNotifier.new(..))", returning = "notifier")
-    public void addListener(final RunNotifier notifier) {
+    @After("execution(org.junit.runner.notification.RunNotifier.new())")
+    public void addListener(final JoinPoint point) {
+        final RunNotifier notifier = (RunNotifier) point.getThis();
         notifier.removeListener(allure);
         notifier.addListener(allure);
     }