Revert "Add the ability to unlike posts"

This reverts commit 237c939639.

damus/Views/ActionBar/EventActionBar.swift

@@ -120,15 +120,6 @@ struct EventActionBar: View {
                 self.bar.our_like = liked.event
             }
         }
-		.onReceive(handle_notify(.delete)) { delete in
-			guard let deleteRequest = delete.object as? NostrEvent, deleteRequest.tags.flatMap({$0}).contains(event.id),
-			    deleteRequest.pubkey == damus_state.keypair.pubkey else {
-				return
-			}
-
-			self.bar.our_like = nil
-			self.bar.likes -= 1
-		}
     }
     
     func send_boost() {