Update usage text

src/main.cpp

@@ -163,10 +163,10 @@ void usage(String argv0) {
 	print_usage_line(0, "Usage:");
 	print_usage_line(1, "%.*s command [arguments]", LIT(argv0));
 	print_usage_line(0, "Commands:");
-	print_usage_line(1, "build        compile .odin file as executable");
-	print_usage_line(1, "run          compile and run .odin file");
-	print_usage_line(1, "docs         generate documentation for a .odin file");
-	print_usage_line(1, "version      print version");
+	print_usage_line(1, "build     compile .odin file as executable");
+	print_usage_line(1, "run       compile and run .odin file");
+	print_usage_line(1, "docs      generate documentation for a .odin file");
+	print_usage_line(1, "version   print version");
 }