[SYCL][NFC] Remove unused include to internal USM header (#1047)

Alexander Batashev · bader · commit b90974973220 · 2020-01-23T18:59:25.000+03:00
Signed-off-by: Alexander Batashev &lt;alexander.batashev@intel.com&gt;
diff --git a/sycl/include/CL/sycl/usm.hpp b/sycl/include/CL/sycl/usm.hpp
@@ -7,7 +7,6 @@
 // ===--------------------------------------------------------------------=== //
 #pragma once
 
-#include <CL/sycl/detail/usm_impl.hpp>
 #include <CL/sycl/usm/usm_allocator.hpp>
 #include <CL/sycl/usm/usm_enums.hpp>
 
