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
eventBus._off("previouspage", webViewerPreviousPage);
    eventBus._off("zoomin", webViewerZoomIn);
    eventBus._off("zoomout", webViewerZoomOut);
    eventBus._off("zoomreset", webViewerZoomReset);
    eventBus._off("pagenumberchanged", webViewerPageNumberChanged);
    eventBus._off("scalechanged", webViewerScaleChanged);
    eventBus._off("rotatecw", webViewerRotateCw);
    eventBus._off("rotateccw", webViewerRotateCcw);
    eventBus._off("optionalcontentconfig", webViewerOptionalContentConfig);
    eventBus._off("switchscrollmode", webViewerSwitchScrollMode);
    eventBus._off("scrollmodechanged", webViewerScrollModeChanged);
    eventBus._off("switchspreadmode", webViewerSwitchSpreadMode);
    eventBus._off("spreadmodechanged", webViewerSpreadModeChanged);
    eventBus._off("documentproperties", webViewerDocumentProperties);
    eventBus._off("findfromurlhash", webViewerFindFromUrlHash);
    eventBus._off("updatefindmatchescount", webViewerUpdateFindMatchesCount);
    eventBus._off("updatefindcontrolstate", webViewerUpdateFindControlState);
    if (_boundEvents.reportPageStatsPDFBug) {
      eventBus._off("pagerendered", _boundEvents.reportPageStatsPDFBug);
      eventBus._off("pagechanging", _boundEvents.reportPageStatsPDFBug);
      _boundEvents.reportPageStatsPDFBug = null;
    }
    if (typeof PDFJSDev === "undefined" || PDFJSDev.test("GENERIC")) {
      eventBus._off("fileinputchange", webViewerFileInputChange);
      eventBus._off("openfile", webViewerOpenFile);
    }
    _boundEvents.beforePrint = null;
    _boundEvents.afterPrint = null;
  },
  unbindWindowEvents() {