aco: fix imod/omod for gfx11 VOP3 opcodes

Fixes: d8d99c3c4f2 ("aco: add GFX11 opcode numbers")
Reviewed-by: Rhys Perry <pendingchaos02@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/21170>
(cherry picked from commit c8adf16278fc02207602e4fafa12b95e6ea8dda0)
2 files changed