fix: fixed dynamic learner profile issue (#493)

* fix: fixed dynamic URL issue

* refactor: removed unused selectors

---------

Co-authored-by: sundasnoreen12 <sundasnoreen12@ggmail.com>

src/discussions/posts/data/selectors.js

@@ -44,7 +44,3 @@ export const selectThreadSorting = () => state => state.threads.sortedBy;
 export const selectThreadFilters = () => state => state.threads.filters;
 
 export const selectThreadNextPage = () => state => state.threads.nextPage;
-
-export const selectAuthorAvatars = author => state => (
-  state.threads.avatars?.[author]?.profile.image
-);