SWDEV-222307 - Add CMake support for PAL

Remove dependency on COMGR headers from backends.
Remove GFX103 PAL defines.

Change-Id: I6ff76dca2a0c84bc191e8fc8b639f2f5872d2085

rocclr/device/devkernel.cpp

@@ -1123,7 +1123,11 @@ static inline cl_kernel_arg_type_qualifier GetOclTypeQualOCL(const aclArgData* a
 
 // ================================================================================================
 #if defined(USE_COMGR_LIBRARY)
-bool Kernel::GetAttrCodePropMetadata(const amd_comgr_metadata_node_t kernelMetaNode) {
+bool Kernel::GetAttrCodePropMetadata() {
+  amd_comgr_metadata_node_t kernelMetaNode;
+  if (!prog().getKernelMetadata(name(), &kernelMetaNode)) {
+    return false;
+  }
 
   InitParameters(kernelMetaNode);