[llvm] [AMDGPU] Use alias analysis for SMEM/VMEM WAR waitcnts (PR #206569)

[Jay Foad via llvm-commits]

================
@@ -40,6 +40,7 @@
 #include "llvm/CodeGen/MachinePostDominators.h"
 #include "llvm/IR/Dominators.h"
 #include "llvm/InitializePasses.h"
+#include "llvm/Support/AMDGPUAddrSpace.h"
----------------
jayfoad wrote:

Don't need this

https://github.com/llvm/llvm-project/pull/206569