target/sparc: Provide hint about CPUSPARCState::irq_manager member

CPUSPARCState::irq_manager holds a pointer to a QDev,
so declare it as DeviceState instead of void.

Move the comment about Leon3 fields.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Clément Chigot <chigot@adacore.com>
Message-Id: <20240130113102.6732-3-philmd@linaro.org>
1 file changed