The lighting of cross models held by endermen is rendered inconsistently

The Bug:

The lighting of cross models held by endermen is rendered inconsistently.

Steps to Reproduce:

1. Summon an enderman that is holding any cross model, for example, a pink tulip by using the command provided below.

   /summon minecraft:enderman ~ ~ ~ {NoAI:1b,Silent:1b,carriedBlockState:{Name:"minecraft:pink_tulip"}}

2. Look at the pink tulip held by the enderman from several angles.
3. Take note as to whether or not the lighting of cross models held by endermen is rendered inconsistently.

Observed Behavior:

The lighting of cross models is rendered inconsistently. In other words, the lighting of the cross model varies depending on the angle you view it from.

Expected Behavior:

The lighting of cross models would be rendered consistently.