Bump @wdio/local-runner from 7.16.13 to 8.20.5

Bumps [@wdio/local-runner](https://github.com/webdriverio/webdriverio/tree/HEAD/packages/wdio-local-runner) from 7.16.13 to 8.20.5.
- [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/v8.20.5/packages/wdio-local-runner)

---
updated-dependencies:
- dependency-name: "@wdio/local-runner"
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

package.json

@@ -16,7 +16,7 @@
     "@wdio/cli": "7.16.13",
     "@wdio/dot-reporter": "7.16.13",
     "@wdio/junit-reporter": "7.16.13",
-    "@wdio/local-runner": "7.16.13",
+    "@wdio/local-runner": "8.20.5",
     "@wdio/mocha-framework": "7.16.13",
     "@wdio/sync": "7.16.13",
     "wdio-mediawiki": "^2.2.0"