This reverts commit a5994556.

This reverts commit 7934b9d4.

Fixes #102950

Fixes #83778

Seems to be causing a Chromium error in containers related to gpu

* Move env var collection to ext context

* Remove dispose, fix persistent passing

* Fire collection change on persistence change

* Fix tests by forcing activation and getting ctx

* chore: bump js-debug
Co-authored-by: NConnor Peet <connor@peet.io>

Too flaky they're not useful.

See #96057

Fixes #95945

Part of #95945

Terminal Extension pty terminals should respect dimension overrides

Fixes #90064

This does not cover the persisted case

Part of #90539