check if nested test starts with the parent's name before cleaning it (#71)

Author: fabriciorby

src/main/java/org/apache/maven/plugin/surefire/report/ActualTreePrinter.java

@@ -144,7 +144,9 @@ private void printClass(Node node) {
     }
 
     private String cleanReportName(Node node) {
-        if (node.getParent().getClassReportEntry() != null) {
+        if (node.getParent().getClassReportEntry() != null &&
+                node.getClassReportEntry().getReportNameWithGroup().startsWith(node.getParent().getClassReportEntry().getReportNameWithGroup())
+        ) {
             int stringSizeToRemove = node.getParent().getClassReportEntry().getReportNameWithGroup().length() + 1;
             return node.getClassReportEntry().getReportNameWithGroup().substring(stringSizeToRemove);
         } else {