Add the definition for ratified privileged specification version v1.12

Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Atish Patra <atishp@rivosinc.com>
---
 target/riscv/cpu.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h
index e5ff4c134c86..60b847141db2 100644
--- a/target/riscv/cpu.h
+++ b/target/riscv/cpu.h
@@ -86,6 +86,7 @@ enum {
 enum {
     PRIV_VERSION_1_10_0 = 0,
     PRIV_VERSION_1_11_0,
+    PRIV_VERSION_1_12_0,
 };
 
 #define VEXT_VERSION_1_00_0 0x00010000
-- 
2.30.2