Fix Appendix rows for opcode 0x18

Signed-off-by: Dave Thaler <[email protected]>

Author: dthaler

isa/kernel.org/instruction-set.rst

@@ -521,13 +521,13 @@ opcode  src  imm   description                                          referenc
 0x15    0x0  any   if dst == imm goto +offset                           `Jump instructions`_
 0x16    0x0  any   if (uint32_t)dst == imm goto +offset                 `Jump instructions`_
 0x17    0x0  any   dst -= imm                                           `Arithmetic instructions`_
-0x18    0x0  0x00  dst = imm64                                          `64-bit immediate instructions`_
-0x18    0x1  0x00  dst = map_by_fd(imm)                                 `64-bit immediate instructions`_
-0x18    0x2  0x00  dst = mva(map_by_fd(imm)) + next_imm                 `64-bit immediate instructions`_
-0x18    0x3  0x00  dst = variable_addr(imm)                             `64-bit immediate instructions`_
-0x18    0x4  0x00  dst = code_addr(imm)                                 `64-bit immediate instructions`_
-0x18    0x5  0x00  dst = map_by_idx(imm)                                `64-bit immediate instructions`_
-0x18    0x6  0x00  dst = mva(map_by_idx(imm)) + next_imm                `64-bit immediate instructions`_
+0x18    0x0  any   dst = imm64                                          `64-bit immediate instructions`_
+0x18    0x1  any   dst = map_by_fd(imm)                                 `64-bit immediate instructions`_
+0x18    0x2  any   dst = mva(map_by_fd(imm)) + next_imm                 `64-bit immediate instructions`_
+0x18    0x3  any   dst = variable_addr(imm)                             `64-bit immediate instructions`_
+0x18    0x4  any   dst = code_addr(imm)                                 `64-bit immediate instructions`_
+0x18    0x5  any   dst = map_by_idx(imm)                                `64-bit immediate instructions`_
+0x18    0x6  any   dst = mva(map_by_idx(imm)) + next_imm                `64-bit immediate instructions`_
 0x1c    any  0x00  dst = (uint32_t)(dst - src)                          `Arithmetic instructions`_
 0x1d    any  0x00  if dst == src goto +offset                           `Jump instructions`_
 0x1e    any  0x00  if (uint32_t)dst == (uint32_t)src goto +offset       `Jump instructions`_