OpenSLESUT.h is not (yet) a supported header

so remove the symlink from the SLES/ directory

Change-Id: I95e331ac3b94457fe4c1c063069995bc48a659b4

tests/automated/BufferQueue_test.cpp

diff --git a/tests/automated/BufferQueue_test.cpp b/tests/automated/BufferQueue_test.cpp
index aff8547..bd12cb9 100644
--- a/tests/automated/BufferQueue_test.cpp
+++ b/tests/automated/BufferQueue_test.cpp
@@ -31,7 +31,7 @@
 #include <stdlib.h>
 #include <unistd.h>
 #include "SLES/OpenSLES.h"
-#include "SLES/OpenSLESUT.h"
+#include "OpenSLESUT.h"
 #include <gtest/gtest.h>
 
 typedef struct {