fix modifiers for created inner classes (IDEA-167750)

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/createInnerClassFromNew/afterInInterface.java

@@ -6,7 +6,7 @@ public interface I {
         Collection c = new MyCollection(1, "test");
     }
 
-    static class MyCollection implements Collection {
+    class MyCollection implements Collection {
         public MyCollection(int i, String test) {
         }
     }