Fixes #90375

This never actually worked, the problem is that the terminal is still hanging
onto the old texture instead of disposing it which was the intent. Some way
to indicate to re-create the texture atlas would be needed to fix this, but
the hope is to remove the canvas renderer eventually anyway.

Part of #69665

* tests - shutdown gracefully to enable webview tests

* use window.destroy() instead

* more tweaks

* better kill()

* proper fix

- run local and remote integration tests separately
- enable playwright on Linux with -no-sandbox trick

fix: add entitlement to allow dyld env variables in child processes

Fixes #90416

This reverts commit 691dab00.