build: Disable ABI checks

For global O3 ABI checks need to be disabled as ABI checker is very
sensitive and argument types can change during optimization.

Signed-off-by: Andrzej Perczak <linux@andrzejperczak.com>

build/envsetup.sh

@@ -948,6 +948,8 @@ function fixup_common_out_dir() {
     fi
 }
 
+export SKIP_ABI_CHECKS=true
+
 # Override host metadata to make builds more reproducible and avoid leaking info
 export BUILD_USERNAME=nobody
 export BUILD_HOSTNAME=android-build