hw/intc/sh_intc: Drop another useless macro

hw/intc/sh_intc: Drop another useless macro

The INT_REG_PARAMS macro was only used a few times within one function
on adjacent lines and is actually more complex than writing out the
parameters so simplify it by expanding the macro at call sites and
dropping the #define.

Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <d3bdfdc5ab5ae1c51a6c6c38bde3829a99f85ce5.1635541329.git.balaton@eik.bme.hu>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>