media: hantro: Fix H264 max frmsize supported on RK3288

TRM specify supported image size 48x48 to 4096x2304 at step size 16 pixels,
change frmsize max_width/max_height to match TRM at [1].

This patch makes it possible to decode the 4096x2304 sample at [2].

[1] http://www.t-firefly.com/download/firefly-rk3288/docs/TRM/rk3288-chapter-25-video-encoder-decoder-unit-(vcodec).pdf
[2] https://4ksamples.com/puppies-bath-in-4k/

Fixes: 76032793 ("media: hantro: Enable H264 decoding on rk3288")
Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
Tested-by: Boris Brezillon <boris.brezillon@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>

drivers/staging/media/hantro/rk3288_vpu_hw.c

@@ -67,10 +67,10 @@ static const struct hantro_fmt rk3288_vpu_dec_fmts[] = {
 		.max_depth = 2,
 		.frmsize = {
 			.min_width = 48,
-			.max_width = 3840,
+			.max_width = 4096,
 			.step_width = MB_DIM,
 			.min_height = 48,
-			.max_height = 2160,
+			.max_height = 2304,
 			.step_height = MB_DIM,
 		},
 	},