chore: remove unused code

Author: pi0

test/bench.mjs

@@ -1,5 +1,3 @@
-import { createRequire } from "node:module";
-
 const runtime =
   // eslint-disable-next-line unicorn/no-nested-ternary
   "Bun" in globalThis ? "bun" : "Deno" in globalThis ? "deno" : "node";
@@ -10,8 +8,6 @@ console.log(
   `> ${runtime} ${globalThis.Deno?.version.deno || globalThis.Bun?.version || process.version}`,
 );
 
-const require = createRequire(import.meta.url);
-
 const initialMem = process.memoryUsage().heapUsed;
 let lastMem = initialMem;
 const logMemory = (label) => {