remove references directly instead of adding them to a list

Author: ZebraVogel94349

lib/data/file_manager/file_manager.dart

@@ -667,14 +667,8 @@ class FileManager {
   static Future<List<String>> getRecentlyAccessed() async {
     if (!stows.recentFiles.loaded) await stows.recentFiles.waitUntilRead();
     // Delete entries for files that have been deleted outside of Saber
-    final List<String> toRemove = [];
-    for (final file in stows.recentFiles.value) {
-      if (!doesFileExist(file)) {
-        toRemove.add(file);
-      }
-    }
-    for (final file in toRemove) {
-      _removeReferences(file);
+    for (final file in stows.recentFiles.value.toList()) {
+      if (!doesFileExist(file)) _removeReferences(file);
     }
     return stows.recentFiles.value
         .map((String filePath) {