chore(deps): bump pwa-helpers from 0.8.4 to 0.9.1

Bumps [pwa-helpers](https://github.com/polymer/pwa-helpers) from 0.8.4 to 0.9.1.
- [Release notes](https://github.com/polymer/pwa-helpers/releases)
- [Commits](Polymer/pwa-helpers@v0.8.4...v0.9.1)

---
updated-dependencies:
- dependency-name: pwa-helpers
  dependency-version: 0.9.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

package-lock.json

@@ -22,7 +22,7 @@
     "jspdf": "^3.0.1",
     "lit-html": "0.10.2",
     "proxy-polyfill": "^0.3.0",
-    "pwa-helpers": "^0.8.4",
+    "pwa-helpers": "^0.9.1",
     "qrcode-svg": "^1.1.0",
     "redux": "^5.0.0",
     "redux-thunk": "^2.3.0",