build: remove the tools folder (#24880)

script/run-if-exists.js

@@ -0,0 +1,17 @@
+const cp = require('child_process');
+const fs = require('fs');
+
+const checkPath = process.argv[2];
+const command = process.argv.slice(3);
+
+if (fs.existsSync(checkPath)) {
+  const child = cp.spawn(
+    `${command[0]}${process.platform === 'win32' ? '.cmd' : ''}`,
+    command.slice(1),
+    {
+      stdio: 'inherit',
+      cwd: checkPath
+    }
+  );
+  child.on('exit', code => process.exit(code));
+}