Cannot place any overworld vegetation on muddy mangrove roots

Related to MC-250106

Overworld vegetation, such as grass, flowers, saplings, etc... cannot be placed on muddy mangrove roots, which is inconsistent with the normal mud block.

How to Reproduce

1. Place down some muddy mangrove roots.
2. Obtain some overworld vegetation, for example, some flowers.
3. Attempt to place the overworld vegetation on the muddy mangrove roots.
4. Take note as to whether or not overworld vegetation can be placed on muddy mangrove roots.

Observed Results
Overworld vegetation cannot be placed on muddy mangrove roots.

Expected Results
Overworld vegetation should be able to be placed on muddy mangrove roots.