soc: rockchip: dtpm: use C99 array init syntax

Eliminate sparse warnings in soc/rockchip/dtpm.c:

drivers/soc/rockchip/dtpm.c:15:12: sparse: warning: obsolete array initializer, use C99 syntax
drivers/soc/rockchip/dtpm.c:17:12: sparse: warning: obsolete array initializer, use C99 syntax
drivers/soc/rockchip/dtpm.c:20:12: sparse: warning: obsolete array initializer, use C99 syntax
drivers/soc/rockchip/dtpm.c:23:12: sparse: warning: obsolete array initializer, use C99 syntax
drivers/soc/rockchip/dtpm.c:26:12: sparse: warning: obsolete array initializer, use C99 syntax
drivers/soc/rockchip/dtpm.c:29:12: sparse: warning: obsolete array initializer, use C99 syntax
drivers/soc/rockchip/dtpm.c:32:12: sparse: warning: obsolete array initializer, use C99 syntax
drivers/soc/rockchip/dtpm.c:35:12: sparse: warning: obsolete array initializer, use C99 syntax
drivers/soc/rockchip/dtpm.c:38:12: sparse: warning: obsolete array initializer, use C99 syntax
drivers/soc/rockchip/dtpm.c:41:12: sparse: warning: obsolete array initializer, use C99 syntax

Fixes: b9d6c47a ("rockchip/soc/drivers: Add DTPM description for rk3399")
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>
Cc: Heiko Stuebner <heiko@sntech.de>
Cc: linux-rockchip@lists.infradead.org
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/20230501024950.31518-1-rdunlap@infradead.org


Signed-off-by: Heiko Stuebner <heiko@sntech.de>