MAINT: Bump browser-actions/setup-firefox from 1.4.0 to 1.4.1

Bumps [browser-actions/setup-firefox](https://github.com/browser-actions/setup-firefox) from 1.4.0 to 1.4.1.
- [Release notes](https://github.com/browser-actions/setup-firefox/releases)
- [Changelog](https://github.com/browser-actions/setup-firefox/blob/master/CHANGELOG.md)
- [Commits](browser-actions/setup-firefox@v1.4.0...v1.4.1)

---
updated-dependencies:
- dependency-name: browser-actions/setup-firefox
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/testrunner.yaml

@@ -103,7 +103,7 @@ jobs:
                 build-essential graphviz-dev \
                 libxml2 libxslt1.1 \
                 pandoc
-      - uses: browser-actions/[email protected].0
+      - uses: browser-actions/[email protected].1
       - name: setup geckodriver
         run: |
           curl -fsSL https://github.com/mozilla/geckodriver/releases/download/v0.34.0/geckodriver-v0.34.0-linux64.tar.gz \