Read CPU IDs from FDT in tests, so they work under FVP.

Bug: 117551008
Change-Id: I14e24e86631f9e7c16ad69decf676b343ac9f252
diff --git a/test/hftest/standalone_main.c b/test/hftest/standalone_main.c
index b4938e6..c1bfa1a 100644
--- a/test/hftest/standalone_main.c
+++ b/test/hftest/standalone_main.c
@@ -84,7 +84,7 @@
 			HFTEST_LOG("Unable to parse test.");
 			return;
 		}
-		hftest_run(suite_name, test_name);
+		hftest_run(suite_name, test_name, fdt);
 		return;
 	}