Cmake changes

- Only add subdir if kernel environments enabled.
- Add header in CMakeLists
- Remove UR_DPCXX test

Author: Hugh Delaney

test/conformance/CMakeLists.txt

@@ -109,7 +109,6 @@ add_subdirectory(platform)
 add_subdirectory(device)
 add_subdirectory(context)
 add_subdirectory(memory)
-add_subdirectory(memory-migrate)
 add_subdirectory(usm)
 add_subdirectory(event)
 add_subdirectory(queue)
@@ -145,6 +144,7 @@ if(UR_DPCXX)
     add_subdirectory(exp_command_buffer)
     add_subdirectory(exp_usm_p2p)
     add_subdirectory(exp_launch_properties)
+    add_subdirectory(memory-migrate)
 else()
     message(WARNING
         "UR_DPCXX is not defined, the following conformance test executables \

test/conformance/memory-migrate/CMakeLists.txt

@@ -1,4 +1,7 @@
-if (UR_DPCXX)
-    add_conformance_test_with_kernels_environment(memory-migrate
-        urMemBufferMigrateAcrossDevices.cpp)
-endif()
+# Copyright (C) 2022-2024 Intel Corporation
+# Part of the Unified-Runtime Project, under the Apache License v2.0 with LLVM Exceptions.
+# See LICENSE.TXT
+# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+
+add_conformance_test_with_kernels_environment(memory-migrate
+    urMemBufferMigrateAcrossDevices.cpp)