drm: xlnx: zynqmp_dpsub: Fix few function comments

drm: xlnx: zynqmp_dpsub: Fix few function comments

Fix arguments description for zynqmp_disp_layer_find_live_format() and
zynqmp_disp_layer_set_live_format().

Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202404260616.KFGDpCDN-lkp@intel.com/
Signed-off-by: Anatoliy Klymenko <anatoliy.klymenko@amd.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
Fixes: 1b5151bd3a2e ("drm: xlnx: zynqmp_dpsub: Set input live format")
Link: https://patchwork.freedesktop.org/patch/msgid/20240426-dp-live-fmt-fix-v3-1-e904b5ae51d7@amd.com
(cherry picked from commit 87f36e03c0f1d69245ad295309418e982c88fbe7)
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>