[Feature]: Implement timezone emulation for WebDriver BiDi

[lutien]

🚀 Feature Request

Both Chrome and Firefox (Nightly) should support now the emulation.setTimezoneOverride WebDriverBiDi command, so it can be used to emulate timezone with WebDriver BiDi.

Example

No response

Motivation

Support timezone emulation with WebDriver BiDi.

[whimboo]

This feature is available in a current Firefox Nightly build (144): https://bugzilla.mozilla.org/show_bug.cgi?id=1716541 https://bugzilla.mozilla.org/show_bug.cgi?id=1978027