test(agc): pass the GPU flag to Mutation::Add in the layered volume test

Main added the GPU-visible argument to GuestAllocations::Mutation::Add.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

core/libs/prx/libSceAgcDriver/tests/execution/LayeredVolumeDraw.cpp

@@ -109,7 +109,7 @@ public:
         block = static_cast<std::byte*>(std::aligned_alloc(65536, bytes));
 #endif
         Require(block != nullptr, "cannot allocate the volume");
-        GuestAllocations::Mutation().Add(block, bytes, true, true);
+        GuestAllocations::Mutation().Add(block, bytes, true, true, true);
         std::memset(block, Kept, bytes);
     }