arm: defconfig: update ranchu defconfig

enable neon to fix chrome crash
enable goldfish_audio
change smsc91x to smsc911x to match emulator
remove stale configs with make savedefconfig

Bug: 28774461

Change-Id: I24ea75875e5ad73eaa93649e1fde936e3ab7174e
Signed-off-by: Bo Hu <bohu@google.com>
1 file changed