Bump webdriverio from 7.20.9 to 8.18.2

Bumps [webdriverio](https://github.com/webdriverio/webdriverio/tree/HEAD/packages/webdriverio) from 7.20.9 to 8.18.2.
- [Release notes](https://github.com/webdriverio/webdriverio/releases)
- [Changelog](https://github.com/webdriverio/webdriverio/blob/main/CHANGELOG.md)
- [Commits](https://github.com/webdriverio/webdriverio/commits/v8.18.2/packages/webdriverio)

---
updated-dependencies:
- dependency-name: webdriverio
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

packages/altair-electron/package.json

@@ -49,7 +49,7 @@
     "spectron": "^15.0.0",
     "ts-jest": "29.0.5",
     "typescript": "4.9.5",
-    "webdriverio": "^7.12.5"
+    "webdriverio": "^8.18.2"
   },
   "funding": {
     "type": "opencollective",