Fix hopper not showing when filters are open and theme changed

app/src/main/java/eu/kanade/tachiyomi/ui/library/LibraryController.kt

@@ -491,6 +491,12 @@ class LibraryController(
                 }
             )
 
+        // Using a double post because when the filter sheet is open it hides the hopper
+        view.post {
+            view.post {
+                updateHopperY()
+            }
+        }
         binding.swipeRefresh.setOnRefreshListener {
             binding.swipeRefresh.isRefreshing = false
             if (!LibraryUpdateService.isRunning()) {