build: do not include vcs info (#7)

Author: tiaga

scripts/build.sh

@@ -26,6 +26,7 @@ gomobile init
 gomobile bind -v \
               -androidapi 21 \
               -trimpath \
+              -buildvcs=false \
               -ldflags='-s -w -buildid=' \
               -tags='with_conntrack,with_gvisor,with_quic,with_wireguard,with_utls,with_clash_api,with_ech' .