ANDROID: init: GKI: enable hidden configs for media

Add hidden configs to GKI_HACKS_to_fIX so they are
enabled for loadable media modules build out-of-tree

Bug: 142892658
Test: Built for arm64/x86_64. Boot on cuttlefish
Change-Id: I137a89f69822332324a1f4a3a1150be9cd66709d
Signed-off-by: Todd Kjos <tkjos@google.com>