Warden will not chase player in water, allowing it to be killed easily

Steps to repdrocue

1. Surround a warden with 1-block wide water trough.
2. Stand on the other side of the water just out of its attack range.
3. Hit it repeatedly.

Expected result

The warden cannot be killed in such a safe, easy way.

Observed result

The warden can be cheesed.

Analysis

This cheese method depends on two attributes

• The warden's mele attack reach is shorter than the player's.
• The warden has "avoid_water": true in "minecraft:navigation.walk"