usb: dwc3-msm: Resume before notifying cable connect to PHY

Resuming phy before notifying cable connect prevents
unclocked access to the phy registers in host init
sequence.

Change-Id: I27c2db156050fdc6af8930f91ad5a7d2ed2ce7b0
Signed-off-by: Pratham Pratap <prathampratap@codeaurora.org>