hdmitx: adjust the hdmi resume power uevent [2/4]

PD#SWPL-56597

Problem:
Current the hdmi resume power uevent is early and before reading
edid, and this will make application can't get sink capability and
set the 480p as default

Solution:
Adjust the hdmi resume power uevent after reading edid

Verify:
g12/u212

Change-Id: I20acd118762d167ccfbf790c8fbace3171b0fda3
Signed-off-by: Zongdong Jiao <zongdong.jiao@amlogic.com>