ANDROID: abi_gki_aarch64_cuttlefish_whitelist: remove stale symbols

Some symbols in the cuttlefish whitelist are not currently exported by
the kernel. Remove them.

Bug: 149980028
Signed-off-by: Quentin Perret <qperret@google.com>
Change-Id: If42b5c1fc129868ac107ef4375d210d387b26f4e