Hide blocking accounts from blocked users (#10442)

* Revert "Add indication that you have been blocked in web UI (#10420)"

This reverts commit bd02ec6daa.

* Revert "Add `blocked_by` relationship to the REST API (#10373)"

This reverts commit 9745de883b.

* Hide blocking accounts from search results

* Filter blocking accouts from account followers

* Filter blocking accouts from account's following accounts

* Filter blocking accounts from “reblogged by” and “favourited by” lists

* Remove blocking account from URL search

* Return 410 on trying to fetch user data from a user who blocked us

* Return 410 in /api/v1/account/statuses for suspended or blocking accounts

* Fix status filtering when performing URL search

* Restore some React improvements

Restore some cleanup from bd02ec6daa

* Refactor by adding `without_blocking` scope

app/javascript/styles/mastodon/stream_entries.scss

@@ -99,9 +99,9 @@
     }
   }
 
-  &:active:not(:disabled),
-  &:focus:not(:disabled),
-  &:hover:not(:disabled) {
+  &:active,
+  &:focus,
+  &:hover {
     background: lighten($ui-highlight-color, 10%);
 
     svg path:last-child {