phy: qcom: Utilize UFS reset controller

Move the PHY reset from ufs-qcom into the respective PHYs. This will
allow us to merge the two phases of UFS PHY initialization.

Signed-off-by: Evan Green <evgreen@chromium.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>