If the player dies after throwing a loyalty trident, the item will be dropped as an item even if the keepInventory gamerule is enabled.

Steps to Reproduce:

(In survival)

1. Get a trident
2. Enchant it

   /enchant @p minecraft:loyalty 3
   

3. Throw the trident
4. Die (can use /kill)

Observed Behavior:

The trident will drop as an item onto the ground.

Expected Result:

The trident would return to the player/their inventory.

Screenshots/Videos:

TridentLoyalDie.mp4