Change GATT_FAILURE from 0 to 0x101

GATT_FAILURE 0 clashes with GATT_SUCCESS. For now, they represent different
kind of faiure. One for Gatt operation, one for Gatt registration. But we
should separate them as good practice.
bug 9109238

Change-Id: I686bb6004bc8831aa3e3bbffe2f7c8e24412e3c3
2 files changed