Blue wither skulls and the wither can break light blocks

Steps to Reproduce:

1. /fill ~5 ~5 ~5 ~-5 ~ ~-5 light_block
2. Summon a wither
3. Stand inside the light blocks and switch to Survival mode

Observed Results:
Normal wither skulls cannot destroy light blocks, but blue wither skulls can.

Expected Results:
Blue wither skulls shouldn't be able to destroy light blocks.

Additional remarks:
Not only bule skulls can break the light_block,The act of wither itself to break the block will also destroy light_block.

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Influence version
Known problems in the following versions:
Minecraft bedrock 1.20.x,1.19.x,1.18.x