samsung: s5p_goni: fix: Add missing definitions for G_DNL_UMS gadget

The commit (SHA1: 8fc17131) reintroduced correct values for vendor and
product IDs required for UMS gadget to work properly either at Windows or
Linux.

This data was missing for GONI target, so this commit corrects this mistake.

Signed-off-by: Lukasz Majewski <l.majewski@samsung.com>
Acked-by: Robert Baldyga <r.baldyga@samsung.com>
Acked-by: Minkyu Kang <mk7.kang@samsung.com>