fixes #1244 by renaming the refresh button and adding a method call

main/ui/src/main/java/org/cryptomator/ui/mainwindow/VaultDetailMissingVaultController.java

@@ -2,7 +2,9 @@ package org.cryptomator.ui.mainwindow;
 
 import javafx.beans.property.ObjectProperty;
 import javafx.beans.property.ReadOnlyObjectProperty;
+import javafx.fxml.FXML;
 import org.cryptomator.common.vaults.Vault;
+import org.cryptomator.common.vaults.VaultListManager;
 import org.cryptomator.ui.common.FxController;
 
 import javax.inject.Inject;
@@ -17,4 +19,8 @@ public class VaultDetailMissingVaultController implements FxController {
 		this.vault = vault;
 	}
 
+	@FXML
+	public void recheck() {
+		VaultListManager.redetermineVaultState(vault.get());
+	}
 }

main/ui/src/main/resources/fxml/vault_detail_missing.fxml

@@ -21,7 +21,7 @@
 			</FontAwesome5IconView>
 		</StackPane>
 		<Label text="%main.vaultDetail.missing.info" wrapText="true"/>
-		<Button text="%main.vaultDetail.missing.refresh" minWidth="120">
+		<Button text="%main.vaultDetail.missing.recheck" minWidth="120" onAction="#recheck">
 			<graphic>
 				<FontAwesome5IconView glyph="REDO"/>
 			</graphic>

main/ui/src/main/resources/i18n/strings.properties

@@ -193,7 +193,7 @@ main.vaultDetail.throughput.kbps=%.1f kiB/s
 main.vaultDetail.throughput.mbps=%.1f MiB/s
 ### Missing
 main.vaultDetail.missing.info=Cryptomator could not find a vault at this path.
-main.vaultDetail.missing.refresh=Refresh current vault
+main.vaultDetail.missing.recheck=Recheck
 ### Needs Migration
 main.vaultDetail.migrateButton=Upgrade Vault
 main.vaultDetail.migratePrompt=Your vault needs to be upgraded to a new format, before you can access it