accel/tcg: Restrict cpu_io_recompile() to system emulation

Missed in commit 6526919224 ("accel/tcg: Restrict cpu_io_recompile()
from other accelerators").

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20221209093649.43738-2-philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
1 file changed