Revert "Actually save preference on checkbox change"

This reverts commit 62827b69ccc336372a58411f3e6d52dcb4200c86.

src/main/java/org/cryptomator/ui/vaultoptions/MasterkeyOptionsController.java

@@ -46,11 +46,6 @@ public class MasterkeyOptionsController implements FxController {
 		}
 	}
 
-	@FXML
-	public void initialize() {
-		useTouchIDheckbox.selectedProperty().bindBidirectional(vault.getVaultSettings().useTouchID);
-	}
-
 	@FXML
 	public void changePassword() {
 		changePasswordWindow.vault(vault).owner(window).build().showChangePasswordWindow();