Update changelog

CHANGELOG.md

 
+<a name="v1.8.0"></a>
+## [v1.8.0] - 2022-10-15
+### Bug Fixes
+- fix invalid type exception
+
+
 <a name="v1.7.0"></a>
 ## [v1.7.0] - 2022-10-14
 ### Add Features
@@ -81,6 +87,7 @@
 <a name="v1.0.0"></a>
 ## v1.0.0 - 2022-10-04
 
+[v1.8.0]: https://gitlab.schukai.com/oss/libraries/go/application/xflags/compare/v1.7.0...v1.8.0
 [v1.7.0]: https://gitlab.schukai.com/oss/libraries/go/application/xflags/compare/v1.6.0...v1.7.0
 [v1.6.0]: https://gitlab.schukai.com/oss/libraries/go/application/xflags/compare/v1.5.0...v1.6.0
 [v1.5.0]: https://gitlab.schukai.com/oss/libraries/go/application/xflags/compare/v1.4.0...v1.5.0