feat: add dependency

javascript-engine/external/boa/boa_engine/benches/bench_scripts/fibonacci.js

@@ -0,0 +1,10 @@
+(function () {
+  let num = 12;
+
+  function fib(n) {
+    if (n <= 1) return 1;
+    return fib(n - 1) + fib(n - 2);
+  }
+
+  return fib(num);
+})();