clean up imports

src/main/resources/fxml/error.fxml

@@ -14,8 +14,6 @@
 <?import javafx.scene.layout.StackPane?>
 <?import javafx.scene.layout.VBox?>
 <?import javafx.scene.shape.Circle?>
-<?import javafx.scene.text.Text?>
-<?import javafx.scene.text.TextFlow?>
 <VBox xmlns:fx="http://javafx.com/fxml"
 	  xmlns="http://javafx.com/javafx"
 	  fx:controller="org.cryptomator.ui.error.ErrorController"