media: mtk-jpegdec: support jpegdec multi-hardware

support jpegdec multi-hardware includes HW0/HW1/HW2.

Signed-off-by: kyrie wu <kyrie.wu@mediatek.com>
Signed-off-by: irui wang <irui.wang@mediatek.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>

mtk-jpegenc: support jpegenc multi-hardware

support jpeg encode multi-hardware includes HW0 and HW1.

Signed-off-by: kyrie wu <kyrie.wu@mediatek.com>
Signed-off-by: irui wang <irui.wang@mediatek.com>
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>

media: platform: rename mediatek/mtk-jpeg/ to mediatek/jpeg/

As the end goal is to have platform drivers split by vendor,
rename mediatek/mtk-jpeg/ to mediatek/jpeg/.

Requested-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>