do not flag dead code if custom JUnit runner is used (IDEA-25444)

java/java-tests/testData/inspection/deadCode/additionalAnnotations/expected.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<problems>  
+</problems>
+

java/java-tests/testData/inspection/deadCode/additionalAnnotations/src/Test.java

@@ -0,0 +1,9 @@
+@Annotated
+public class Test {
+  @Annotated
+  public void foo(){}
+
+  @Annotated
+  public int myPublicField;
+
+}