feat(ErrorStatusDisplayItem): disable clicking on error item

Disable clicking on the ErrorStatusDisplayItem, since there is no valid
content that can be displayed.

mastodon/src/main/java/org/joinmastodon/android/ui/displayitems/ErrorStatusDisplayItem.java

@@ -39,6 +39,16 @@ public class ErrorStatusDisplayItem extends StatusDisplayItem{
 			findViewById(R.id.button_copy_error_details).setOnClickListener(this::copyErrorDetails);
 		}
 
+		@Override
+		public void onClick(){
+			// explicitly do nothing when clicked
+		}
+
+		@Override
+		public boolean isEnabled(){
+			return false;
+		}
+
 		@Override
 		public void onBind(ErrorStatusDisplayItem item) {
 			openInBrowserButton.setEnabled(item.status!=null && item.status.url!=null);