usb: misc: nb7vpq904m: disable chip during probe

currently when power up with no usb cable, chip only disable
when system enter suspend state, disable chip during probe
will consume lower power early.
another fix is no need to disable chip again for suspend operation.

Change-Id: I182b8d96c45c0225fed2be6b35c0aba488c0589f
Signed-off-by: Linyu Yuan <linyyuan@codeaurora.org>