target/riscv: Remove the unused HSTATUS_WPRI macro

Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Message-id: e095b57af0d419c8ed822958f04dfc732d7beb7e.1619234854.git.alistair.francis@wdc.com

target/riscv/cpu_bits.h

@@ -396,12 +396,6 @@
 #define HSTATUS32_WPRI       0xFF8FF87E
 #define HSTATUS64_WPRI       0xFFFFFFFFFF8FF87EULL
 
-#if defined(TARGET_RISCV32)
-#define HSTATUS_WPRI HSTATUS32_WPRI
-#elif defined(TARGET_RISCV64)
-#define HSTATUS_WPRI HSTATUS64_WPRI
-#endif
-
 #define HCOUNTEREN_CY        (1 << 0)
 #define HCOUNTEREN_TM        (1 << 1)
 #define HCOUNTEREN_IR        (1 << 2)