kfdtest: Deprecate PollNCMemoryIsa

Even with the restriction to only compile on gfx90a, this
shader still fails CompileShaders test.

There don't seem to be any systems that actually use it.

Leave it in the shader store, but remove it otherwise

Signed-off-by: David Francis <David.Francis@amd.com>
Change-Id: I41bec6ba10363d42b163ac101c3a92edaad6d6df

tests/kfdtest/src/KFDMemoryTest.cpp

@@ -176,14 +176,7 @@ TEST_F(KFDMemoryTest, MapUnmapToNodes) {
     HsaMemoryBuffer srcBuffer(PAGE_SIZE, defaultGPUNode);
     HsaMemoryBuffer dstBuffer(PAGE_SIZE, defaultGPUNode);
 
-    const char *pReadMemory;
-    if (m_NodeInfo.IsNodeXGMItoCPU(defaultGPUNode) && (m_FamilyId != FAMILY_AL))
-        /* On A+A system memory is mapped as NC */
-        pReadMemory = PollNCMemoryIsa;
-    else
-        pReadMemory = PollMemoryIsa;
-
-    ASSERT_SUCCESS(m_pAsm->RunAssembleBuf(pReadMemory, isaBuffer.As<char*>()));
+    ASSERT_SUCCESS(m_pAsm->RunAssembleBuf(PollMemoryIsa, isaBuffer.As<char*>()));
 
     PM4Queue pm4Queue;
     ASSERT_SUCCESS(pm4Queue.Create(defaultGPUNode));