Bump workbox-core from 5.1.4 to 6.2.2

Bumps [workbox-core](https://github.com/googlechrome/workbox) from 5.1.4 to 6.2.2.
- [Release notes](https://github.com/googlechrome/workbox/releases)
- [Commits](https://github.com/googlechrome/workbox/compare/v5.1.4...v6.2.2)

---
updated-dependencies:
- dependency-name: workbox-core
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

package.json

@@ -93,7 +93,7 @@
     "swiper": "^6.8.1",
     "webcomponents.js": "^0.7.24",
     "whatwg-fetch": "^3.6.2",
-    "workbox-core": "^5.1.4",
+    "workbox-core": "^6.2.2",
     "workbox-precaching": "^5.1.4"
   },
   "browserslist": [