usb: chipidea: ci_hdrc_pci: Fix improper use of kerneldoc format

usb: chipidea: ci_hdrc_pci: Fix improper use of kerneldoc format

No attempt has been made to document any of the structure's properties here.

Fixes the following W=1 kernel build warning(s):

 drivers/usb/chipidea/ci_hdrc_pci.c:132: warning: cannot understand function prototype: 'const struct pci_device_id ci_hdrc_pci_id_table[] = '

Cc: Peter Chen <Peter.Chen@nxp.com>
Cc: David Lopo <dlopo@chipidea.mips.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Link: https://lore.kernel.org/r/20200706133341.476881-3-lee.jones@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>