Minecarts can clip through blocks above the track when on diagonal slopes

This happens both up/down at 8bps. If you lower maxSpeed to 1 the cart will now properly stop when going down, but will still clip through block when going upwards.

Reproduction Steps

• Build this setup
  

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• Send a minecart up/down

Observed results

• The minecart continues to move despite that it's hitbox should have colided with the blocks above the track.
  

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Expected Result

• The minecart would be stopped by the block
  (Like it does at 1bps when going down)
  

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