x/ref: Restructure services/identity

The renamings:

services/identity/modules        -> services/identity/identitylib
services/identity/identityd_test -> services/identity/internal/identityd_test

Change-Id: Ic9b20adb28f2a32d7682d1404b8ea92f722f2693
MultiPart: 1/2
4 files changed