Update CHANGELOG.md

Author: nikola-maric-aula

CHANGELOG.md

@@ -1,11 +1,11 @@
-### buffer for release
+### buffer for next release
 
 <!-- here add all issues that haven't been released yet -->
 <!-- to release, assign a version number and move them there -->
 
 # 1.3
 
-- fix: duplicate users [1](https://github.com/aula-app/aula-frontend/issues/625) and [2](https://github.com/aula-app/aula-frontend/issues/620)
+- fix: duplicate users [issue 1](https://github.com/aula-app/aula-frontend/issues/625) and [issue 2](https://github.com/aula-app/aula-frontend/issues/620)
 - fix: [can't sign on new user](https://github.com/aula-app/aula-backend/issues/232)
 - fix: [upload profile photo issue](https://github.com/aula-app/aula-backend/pull/234)