Shulker boxes can open when blocked by Glow Lichen

The Bug

When glow lichen is on top of a shulker box (no matter the angle), it can still be opened.

Steps to Reproduce

• Place down a shulker box facing upwards.
• Place down a glow lichen on top of the shulker box.
• Attempt to open the shulker box.
  → Notice how shulker boxes can be opened when blocked by glow lichens.

Expected Behavior:

The expected behavior would be that shulker boxes cannot be opened when blocked by glow lichens.