[llvm] [AMDGPU] Refactor hazard recognizer for VALU-pipeline hazards. NFCI. (PR #168801)

[Stanislav Mekhanoshin via llvm-commits]

================
@@ -13,6 +13,7 @@
 #ifndef LLVM_LIB_TARGET_AMDGPUHAZARDRECOGNIZERS_H
 #define LLVM_LIB_TARGET_AMDGPUHAZARDRECOGNIZERS_H
 
+#include "SIInstrInfo.h"
----------------
rampitec wrote:

I need `SIInstrInfo::getNumWaitStates` as a default value in `getWaitStatesSince` declaration.

https://github.com/llvm/llvm-project/pull/168801