The device prevents users from settings the clipping plane too close to prevent eye strain or discomfort when viewing content. That said, if you share more information about your use case I can provide your feedback to the voice of customer team.
Here is more information about the clipping plane and display zone on the Magic Leap 2: Display Zone Overview | MagicLeap Developer Documentation
And here is more information about the strain that can be caused when looking at objects that are too close to the user: Vergence-Accomodation Conflict | MagicLeap Developer Documentation