When passive mobs take sonic boom damage they won't flee in panic.

Steps to reproduce:

1. Summon the pig.
2. Use the following command:

   /effect give @e[type=minecraft:pig,distance=..3] minecraft:resistance 999999 255

3. Wait for the pig to be damaged by the sonic boom.
4. The pig were found to behave as if they were completely unharmed.

Affected mobs:

1. Chicken
2. Cow
3. Donkey
4. Horse
5. Llama
6. Mooshroom
7. Mule
8. Pig
9. Polar bear baby
10. Rabbit
11. Skeleton horse
12. Zombie horse
13. Sheep
14. Parrot
15. Turtle
16. Wandering trader
17. Fox
18. Villager
19. Wandering trader
20. Allay
21. Axolotl
22. Cat
23. Squid
24. Glow squid
25. Frog
26. Goat
27. Strider
28. Ocelot
29. Cod
30. Salmon
31. Tropical
32. Pufferfish
33. Tadpole