Fix warnings due to deprecated include path

In file included from roctracer/src/roctracer/tracker.h:24,
                 from roctracer/src/roctracer/roctracer.cpp:44:
/opt/rocm/hsa/include/hsa/amd_hsa_signal.h:26:246: note: ‘#pragma message: amd_hsa_signal.h has moved to ...’
   26 | ssage("amd_hsa_signal.h has moved to ...")
      |                                          ^

Change-Id: I38d151d836688083a4fdb0e86a04fc40923a369f

test/hsa/load_unload_reload.cpp

@@ -18,7 +18,7 @@
  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  THE SOFTWARE. */
 
-#include <hsa.h>
+#include <hsa/hsa.h>
 
 #include <cassert>
 #include <cstdlib>