Merge pull request #24 from ethyca/3.0.8_changelog

update changelog for release 3.0.8

Author: thingscouldbeworse

CHANGELOG.md

@@ -14,13 +14,15 @@ The types of changes are:
 - `Fixed` for any bug fixes.
 - `Security` in case of vulnerabilities.
 
-## [Unreleased](https://github.com/ethyca/fideslang/compare/3.0.7...main)
+## [Unreleased](https://github.com/ethyca/fideslang/compare/3.0.8...main)
+
+
+## [3.0.8](https://github.com/ethyca/fideslang/compare/3.0.7...3.0.8)
 
 ### Changed
 
 - Remove stipulation that sub fields (Field) of a Field object cannot have data categories assigned [#22](https://github.com/ethyca/fideslang/pull/22)
 
-
 ## [3.0.7](https://github.com/ethyca/fideslang/compare/3.0.6...3.0.7)
 
 ### Added