remove *.default from [EXECUTE] in *.default files

The problem is that the .cfg file cannot override the [EXECUTE]
provided list of tests

Change-Id: I7e1e0499b3b32014b25ae4b515263f57a4ea6daf
diff --git a/hlr/HLR_Tests.cfg b/hlr/HLR_Tests.cfg
index 98b9e27..7416362 100644
--- a/hlr/HLR_Tests.cfg
+++ b/hlr/HLR_Tests.cfg
@@ -16,3 +16,4 @@
 [MAIN_CONTROLLER]
 
 [EXECUTE]
+HLR_Tests.control