Add missing grid alignment utilities (#2306)

* added suppot for justify-self

* Update fixtures

* Add remaining grid alignment utilities

* Update changelog

Co-authored-by: Felix Alcala <[email protected]>

Author: adamwathan

CHANGELOG.md

@@ -13,6 +13,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - New `preserveHtmlElements` option for `purge` ([#2283](https://github.com/tailwindlabs/tailwindcss/pull/2283))
 - New `layers` mode for `purge` ([#2288](https://github.com/tailwindlabs/tailwindcss/pull/2288))
 - New `font-variant-numeric` utilities ([#2305](https://github.com/tailwindlabs/tailwindcss/pull/2305))
+- New `place-items`, `place-content`, `place-self`, `justify-items`, and `justify-self` utilities ([#2306](https://github.com/tailwindlabs/tailwindcss/pull/2306))
 
 ### Deprecated