feat: add ObjectIdConverter to Room id field for MongoDB compatibility

Author: otaviojava

src/main/java/org/soujava/demos/mongodb/document/Room.java

@@ -1,15 +1,18 @@
 package org.soujava.demos.mongodb.document;
 
 import jakarta.nosql.Column;
+import jakarta.nosql.Convert;
 import jakarta.nosql.Entity;
 import jakarta.nosql.Id;
+import org.eclipse.jnosql.databases.mongodb.mapping.ObjectIdConverter;
 
 import java.util.Objects;
 
 @Entity
 public class Room {
 
     @Id
+    @Convert(ObjectIdConverter.class)
     private String id;
 
     @Column