Refactor user route: remove eager loading from list_users function and enhance default_select to support eager loading with skip relations

inventory/routes/user.py

@@ -12,8 +12,6 @@ from ..models import User, Room, Inventory, WorkLog
 
 @main.route("/users")
 def list_users():
-    query = eager_load_user_relationships(db.session.query(User)).order_by(User.last_name, User.first_name)
-    users = query.all()
     return render_template(
         'table.html',
         header = user_headers,