staging/go7007: Fix compilation by re-adding the missing s2250-loader.h
staging/go7007: Fix compilation by re-adding the missing s2250-loader.h

As pointed by Stefan Lippers-Hollmann <s.L-H@gmx.de>,

Commit:	fd9a40da1db372833e1af6397d2f6c94ceff3dad broke s2250
compilation.

This patch re-adds the missing s2250-loader.h

Signed-off-by: Mauro Carvalho Chehab <ad86ba2154032c9f55743a190faa2459a9d61d42@redhat.com>

KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs