Ghast Can Move Even With {NoAI:1b} tag

I'm Re-looking The Ghast Texture When I Was Trying To Get Inspiration For Recourcepacking But I Decided To Kill It Afterwards

I Thought That It Was Suppose To Be Like The Other Mobs....

What actually happened was...:
Describe what happened here

Steps to Reproduce:
1. Put a step by step guide on how to trigger the bug here
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