fix(respecDocWriter): use default userDataDir (#4495)

tools/respecDocWriter.js

@@ -1,11 +1,10 @@
 /**
  * Exports toHTML() method, allowing programmatic control of the spec generator.
  */
-import { mkdtemp, readFile } from "fs/promises";
 import { fileURLToPath } from "url";
 import path from "path";
 import puppeteer from "puppeteer";
-import { tmpdir } from "os";
+import { readFile } from "fs/promises";
 
 const __dirname = path.dirname(fileURLToPath(import.meta.url));
 
@@ -58,13 +57,11 @@ export async function toHTML(src, options = {}) {
  options.onWarning(warning);
  };
 
- const userDataDir = await mkdtemp(`${tmpdir()}/respec2html-`);
  const args = [];
  if (disableSandbox) args.push("--no-sandbox");
 
  log("Launching browser");
  const browser = await puppeteer.launch({
- userDataDir,
  args,
  devtools,
  headless: "new",