Creaking respawns when going to the nether and back

When going to the nether and back, the existing creakings detach from their creaking hearts and new ones spawn

Steps to Reproduce:

1. Create a Portal and tp command block for creaking
2. Create creaking heart tower to spawn creaking then go to nether portal
3. Go back to Overworld in Nether portal

Observed result: The creaking can Respawns upon the player goes to nether portal then goes back to Overworld.

Expected Behavior: When the player goes to nether portal then goes back to Overworld, Creaking would only keep the entity maintain.