cmd/dist: build hsu separately

This program must be built with cgo disabled, and was missed when migrating build script.

Signed-off-by: Ophestra <cat@gensokyo.uk>

internal/rosa/package/hakurei/package.az

@@ -48,8 +48,13 @@ go build -trimpath -tags=rosa -o /work/system/libexec/hakurei -ldflags="-s -w
 	-X hakurei.app/internal/info.buildVersion=$(cat cmd/dist/VERSION)
 	-X hakurei.app/internal/info.hakureiPath=/system/bin/hakurei
 	-X hakurei.app/internal/info.hsuPath=/system/bin/hsu
+" ./cmd/hakurei ./cmd/sharefs
+
+echo "Building hsu for $(go env GOOS)/$(go env GOARCH)."
+CGO_ENABLED=0 go build -trimpath -tags=rosa -o /work/system/libexec/hakurei -ldflags="-s -w
+	-buildid=
 	-X main.hakureiPath=/system/bin/hakurei
-" ./...
+" ./cmd/hsu
 echo`;
 		check = `
 echo '##### Testing hakurei.'