Changelog v2.9.0-beta.1 (mapbox#11893)

* Changelog v2.9.0

* Update CHANGELOG.md

Co-authored-by: Aidan H <aidan.hendrickson@mapbox.com>

* Update CHANGELOG.md

Co-authored-by: Aidan H <aidan.hendrickson@mapbox.com>

* Update CHANGELOG.md

Co-authored-by: Aidan H <aidan.hendrickson@mapbox.com>

* Review updates

* Review updates

* Update CHANGELOG.md

Co-authored-by: Aidan H <aidan.hendrickson@mapbox.com>

* Update src/style-spec/CHANGELOG.md

Co-authored-by: Aidan H <aidan.hendrickson@mapbox.com>

Changelog v2.9.0-beta.1 (mapbox#11893)

* Changelog v2.9.0

* Update CHANGELOG.md

Co-authored-by: Aidan H <aidan.hendrickson@mapbox.com>

* Update CHANGELOG.md

Co-authored-by: Aidan H <aidan.hendrickson@mapbox.com>

* Update CHANGELOG.md

Co-authored-by: Aidan H <aidan.hendrickson@mapbox.com>

* Review updates

* Review updates

* Update CHANGELOG.md

Co-authored-by: Aidan H <aidan.hendrickson@mapbox.com>

* Update src/style-spec/CHANGELOG.md

Co-authored-by: Aidan H <aidan.hendrickson@mapbox.com>

v2.8.2 changelog and version bump (mapbox#11806)

update changelog (mapbox#11752)

* update changelog

Custom source debug page support for Safari and Firefox (mapbox#11680)

Custom source debug page support for Safari and Firefox (mapbox#11680)

Updating changelogs to include v2.8.0-beta.1 (mapbox#11636)

Updating changelogs to include v2.8.0-beta.1 (mapbox#11636)

update version number and changelog (mapbox#11621)

* update version number and changelog
Co-authored-by: Ansis Brammanis <ansis@mapbox.com>

v2.8.0-alpha.4 + style-spec@13.24.0-alpha.6