Ender dragon revival sequence places end crystals on top of the pillars even if they already have an end crystal

Revive ender dragon will reset the undamaged ender crystal.

How to reproduce:

1.Use /kill @e[type=minecraft:ender_dragon] kill ender dragon.

2.Break several end crystals.

3.Revive ender dragon.

4.Watch carefully to see how the game resets the end crystal.