hw/mips/loongson3_bootp: Move to common_ss[]

loongson3_bootp.c doesn't contain any target-specific code
and can be build generically, move it to common_ss[].

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20250115232952.31166-12-philmd@linaro.org>
1 file changed