Attach (recommended) or Link to PDF file here:

Configuration:
- Web browser and its version: firefox 96.0
- Operating system and its version: Arch linux, sway (wayland)
- PDF.js version: Whatever came with the browser
- Is a browser extension: no

Steps to reproduce the problem:
1. Open any pdf, can reproduce it on https://mozilla.github.io/pdf.js/web/viewer.html
2. Scroll in with ctrl+mouse wheel using a normal mouse, not a touch pad.

Expected behaviour:
It zooms in with small steps. It can for example be the same steps as ctrl+plus.

Behaviour:
It scrolls in and out way to quickly. It jumps in the steps: 10%, 70%, 150%, 300%, 570%, 1000%.

Notes:
Cannot reproduce on chromium with the web viewer on https://mozilla.github.io/pdf.js/web/viewer.html
const { toolbar, secondaryToolbar } = this.appConfig;
    toolbar.viewBookmark.hidden = true;
    secondaryToolbar.viewBookmarkButton.hidden = true;
  },
  /**
   * @private
   */
  _cancelIdleCallbacks() {
    if (!this._idleCallbacks.size) {
      return;
    }
    for (const callback of this._idleCallbacks) {
      window.cancelIdleCallback(callback);
    }
    this._idleCallbacks.clear();
  },
  /**
   * Closes opened PDF document.
   * @returns {Promise} - Returns the promise, which is resolved when all
   *                      destruction is completed.
   */
  async close() {