Fixed "Locked Vault Options after unlocking vault #3249" (#3267)

Fixes #3249 

Bound the UIs disabled state to the vault's lock state without the need of a map

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

@@ -1,6 +1,7 @@
 package org.cryptomator.ui.vaultoptions;
 
 import org.cryptomator.common.vaults.Vault;
+import org.cryptomator.common.vaults.VaultState;
 import org.cryptomator.ui.common.FxController;
 import org.cryptomator.ui.keyloading.hub.HubKeyLoadingStrategy;
 import org.cryptomator.ui.keyloading.masterkeyfile.MasterkeyFileLoadingStrategy;
@@ -48,6 +49,10 @@ public class VaultOptionsController implements FxController {
 		if(!(vaultScheme.equals(HubKeyLoadingStrategy.SCHEME_HUB_HTTP) || vaultScheme.equals(HubKeyLoadingStrategy.SCHEME_HUB_HTTPS))){
 			tabPane.getTabs().remove(hubTab);
 		}
+
+		vault.stateProperty().addListener(observable -> {
+			tabPane.setDisable(vault.getState().equals(VaultState.Value.UNLOCKED));
+		});
 	}
 
 	private void selectChosenTab() {