chore(): update dependency webdriverio to v7.16.9

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
webdriverio (source)	7.16.8 -> 7.16.9

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Release Notes

webdriverio/webdriverio

### [`v7.16.9`](https://togithub.com/webdriverio/webdriverio/blob/master/CHANGELOG.md#v7169-2021-11-22) [Compare Source](https://togithub.com/webdriverio/webdriverio/compare/v7.16.8...v7.16.9) ##### :bug: Bug Fix - `wdio-spec-reporter` - [#​7727](https://togithub.com/webdriverio/webdriverio/pull/7727) fix: fix 6357 ([@​wswebcreation](https://togithub.com/wswebcreation)) ##### :nail_care: Polish - `wdio-devtools-service`, `webdriver`, `webdriverio` - [#​7711](https://togithub.com/webdriverio/webdriverio/pull/7711) Use buffer instead of atob/btoa ([@​Nio-o](https://togithub.com/Nio-o)) ##### :memo: Documentation - [#​7721](https://togithub.com/webdriverio/webdriverio/pull/7721) doc(README): add a community section ([@​Badisi](https://togithub.com/Badisi)) - [#​7707](https://togithub.com/webdriverio/webdriverio/pull/7707) Remove outdated double-await issue in docs ([@​klamping](https://togithub.com/klamping)) ##### Committers: 4 - Eugene ([@​Nio-o](https://togithub.com/Nio-o)) - Kevin Lamping ([@​klamping](https://togithub.com/klamping)) - Wim Selles ([@​wswebcreation](https://togithub.com/wswebcreation)) - [@​Badisi](https://togithub.com/Badisi)

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