fix(appinfo): navigation type is optional

Signed-off-by: Joas Schilling <coding@schilljs.com>

lib/private/App/InfoParser.php

@@ -226,7 +226,8 @@ class InfoParser {
 	 */
 	private function isNavigationItem($data): bool {
 		// Allow settings navigation items with no route entry
-		if ($data['type'] === 'settings') {
+		$type = $data['type'] ?? 'link';
+		if ($type === 'settings') {
 			return isset($data['name']);
 		}
 		return isset($data['name'], $data['route']);

lib/private/NavigationManager.php

@@ -305,11 +305,9 @@ class NavigationManager implements INavigationManager {
 				if (!isset($nav['name'])) {
 					continue;
 				}
-				if (!isset($nav['route'])) {
-					// Allow settings navigation items with no route entry, all other types require one
-					if ($nav['type'] !== 'settings') {
-						continue;
-					}
+				// Allow settings navigation items with no route entry, all other types require one
+				if (!isset($nav['route']) && $nav['type'] !== 'settings') {
+					continue;
 				}
 				$role = isset($nav['@attributes']['role']) ? $nav['@attributes']['role'] : 'all';
 				if ($role === 'admin' && !$this->isAdmin()) {