Filtering duplicates from Follows list

app/src/main/java/com/vitorpamplona/amethyst/ui/dal/UserProfileFollowsFeedFilter.kt

@@ -16,7 +16,7 @@ object UserProfileFollowsFeedFilter : FeedFilter<User>() {
     override fun feed(): List<User> {
         return user?.latestContactList?.unverifiedFollowKeySet()?.map {
             LocalCache.getOrCreateUser(it)
-        }
+        }?.toSet()
             ?.filter { account.isAcceptable(it) }
             ?.reversed() ?: emptyList()
     }