tools: make the output of v should-compile-all more immediately useful in CI jobs (turn off stdout buffering)

Author: spytheman

cmd/tools/vshould-compile-all.v

@@ -5,6 +5,7 @@ const should_clean = os.args.contains('-c')
 
 fn main() {
 	log.use_stdout()
+	unbuffer_stdout()
 	mut files := []string{}
 	args := os.args#[2..].filter(it != '-c')
 	for a in args {