Bump karma-viewport from 1.0.8 to 1.0.9

Bumps [karma-viewport](https://github.com/squidfunk/karma-viewport) from 1.0.8 to 1.0.9.
- [Release notes](https://github.com/squidfunk/karma-viewport/releases)
- [Changelog](https://github.com/squidfunk/karma-viewport/blob/master/CHANGELOG)
- [Commits](squidfunk/karma-viewport@1.0.8...1.0.9)

---
updated-dependencies:
- dependency-name: karma-viewport
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

package.json

@@ -125,7 +125,7 @@
     "karma-jasmine": "^1.1.2",
     "karma-jasmine-sinon": "^1.0.4",
     "karma-spec-reporter": "^0.0.33",
-    "karma-viewport": "^1.0.8",
+    "karma-viewport": "^1.0.9",
     "node-sass": "~7.0.1",
     "puppeteer": "^13.5.2",
     "regextras": "^0.8.0",