drm/rockchip: inno_hdmi: Rename function inno_hdmi_reset to inno_hdmi_init_hw

drm/rockchip: inno_hdmi: Rename function inno_hdmi_reset to inno_hdmi_init_hw

This function not only configure hardware reset register, but also
do some other configurations. Therefore, it is more appropriate to
name it inno_hdmi_init_hw, which will also facilitate the addition
of other functions to this function in the following patch.

Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://lore.kernel.org/r/20250512124615.2848731-5-andyshrk@163.com