Change flag separation from | to ,

Author: sourrust

src/flags.c

@@ -20,8 +20,8 @@ static void handle_version(LacoState* laco, const char** arguments) {
 static void handle_help(LacoState* laco, const char** arguments) {
   puts("A better REPL for Lua.\n");
   puts("Usage: laco [options]\n");
-  puts("-h | --help     Print this help screen");
-  puts("-v | --version  Print current version");
+  puts("-h, --help     Print this help screen");
+  puts("-v, --version  Print current version");
 
   laco_kill(laco, 0, NULL);
 }