Use device local memory in the transient resource heap base

This helps to address shader-slang/slang#5222.

src/transient-resource-heap-base.h

@@ -141,7 +141,7 @@ class TransientResourceHeapBaseImpl : public TransientResourceHeap
 
         m_constantBufferPool.init(
             device,
-            MemoryType::Upload,
+            MemoryType::DeviceLocal,
             256,
             BufferUsage::ConstantBuffer | BufferUsage::CopySource | BufferUsage::CopyDestination
         );