[llvm] [RISCV][NFC] Add generateMCInstSeq in RISCVMatInt (PR #84462)

[Wang Pengcheng via llvm-commits]

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@@ -10,6 +10,8 @@
 #define LLVM_LIB_TARGET_RISCV_MCTARGETDESC_MATINT_H
 
 #include "llvm/ADT/SmallVector.h"
+#include "llvm/MC/MCInst.h"
+#include "llvm/MC/MCRegisterInfo.h"
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wangpc-pp wrote:

Do we need these includes?

https://github.com/llvm/llvm-project/pull/84462