[SYCL][NFC] Remove cyclic dependency in headers (#2601)

Author: Alexander Batashev

sycl/source/detail/kernel_impl.cpp

@@ -12,6 +12,7 @@
 #include <detail/context_impl.hpp>
 #include <detail/kernel_impl.hpp>
 #include <detail/kernel_info.hpp>
+#include <detail/program_impl.hpp>
 
 #include <memory>
 

sycl/source/detail/kernel_impl.hpp

@@ -14,7 +14,6 @@
 #include <CL/sycl/info/info_desc.hpp>
 #include <detail/context_impl.hpp>
 #include <detail/device_impl.hpp>
-#include <detail/program_impl.hpp>
 
 #include <cassert>
 #include <memory>

sycl/source/detail/program_impl.cpp

@@ -11,6 +11,7 @@
 #include <CL/sycl/detail/pi.h>
 #include <CL/sycl/kernel.hpp>
 #include <CL/sycl/property_list.hpp>
+#include <detail/kernel_impl.hpp>
 #include <detail/program_impl.hpp>
 #include <detail/spec_constant_impl.hpp>
 

sycl/source/detail/program_impl.hpp

@@ -14,7 +14,7 @@
 #include <CL/sycl/program.hpp>
 #include <CL/sycl/property_list.hpp>
 #include <CL/sycl/stl.hpp>
-#include <detail/kernel_impl.hpp>
+#include <detail/context_impl.hpp>
 #include <detail/program_manager/program_manager.hpp>
 #include <detail/spec_constant_impl.hpp>
 

sycl/source/detail/scheduler/commands.cpp

@@ -14,11 +14,13 @@
 #include <CL/sycl/detail/cl.h>
 #include <CL/sycl/detail/kernel_desc.hpp>
 #include <CL/sycl/detail/memory_manager.hpp>
+#include <CL/sycl/program.hpp>
 #include <CL/sycl/sampler.hpp>
 #include <detail/context_impl.hpp>
 #include <detail/event_impl.hpp>
 #include <detail/kernel_impl.hpp>
 #include <detail/kernel_info.hpp>
+#include <detail/program_impl.hpp>
 #include <detail/program_manager/program_manager.hpp>
 #include <detail/queue_impl.hpp>
 #include <detail/sampler_impl.hpp>