drm/imagination: Convert to use time_before macro

[ Upstream commit 7a5115ba ]

Use time_*() macros instead of using jiffies directly to handle overflow
issues.

Fixes: cc1aeedb ("drm/imagination: Implement firmware infrastructure and META FW support")
Signed-off-by: Chen Yufan <chenyufan@vivo.com>
Reviewed-by: Matt Coster <matt.coster@imgtec.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240823093925.9599-1-chenyufan@vivo.com


Signed-off-by: Matt Coster <matt.coster@imgtec.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>