fix: error CS1061

ApiDto/Responses/Schedule/LectureHallScheduleResponse.cs

@@ -43,7 +43,7 @@ public class LectureHallScheduleInfo
     /// Gets or sets the type of occupation for the schedule entry.
     /// </summary>
     [Required]
-    public required string TypeOfOccupation { get; set; }
+    public required IEnumerable<string> TypeOfOccupations { get; set; }
 
     /// <summary>
     /// Gets or sets the names of the group for the schedule entry.