ANDROID: init: GKI: enable hidden configs for SND_SOC

Add hidden configs to GKI_HACKS_TO_FIX so they are
enabled for loadable SND_SOC modules built out-of-tree

Bug: 141266428
Change-Id: I4782b5bb401a76c647bac41258c1371762dace1c
Signed-off-by: Todd Kjos <tkjos@google.com>