* add TypeData language extension (ghc proposal 106)

* changelog entry for PR 8493

* add TypeData to cabal.vim

* update MD5 hashes

* Update changelog.d/pr-8493

adjusted wording

Co-authored-by: Artem Pelenitsyn <a.pelenitsyn@gmail.com>

* add DeepSubsumption as suggesterd by Artem Pelenitsyn

* update MD5sums

Co-authored-by: Artem Pelenitsyn <a.pelenitsyn@gmail.com>

* Add language and extensions for 9.2
* Add changelog entry for extensions
* Add vim editor entry for 9.2 extensions

Co-authored-by: Ben Gamari <ben@smart-cactus.org>