usb: chipidea: imx: remove one duplicated reg define

Remove one duplicated definition of MX7D_USB_OTG_PHY_CFG1.

Signed-off-by: Li Jun <jun.li@nxp.com>
Signed-off-by: Xu Yang <xu.yang_2@nxp.com>
Link: https://lore.kernel.org/r/20230517081907.3410465-1-xu.yang_2@nxp.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>