More misc

[SiverDX]

• adjust lava / water vision handling
• fix server crash
• use item tag for keep effects
• clean up some food property stuff
• clean up living entity mixin

[seelderr]

I also noticed you managed to figure out how to get the food properties stuff to behave with the IItemExtension mixin, well done

[SiverDX]

Regarding the naming - while it's true that it is in the client package when calling it you might notice that being the case

interface mixin became possible with 1.21 due to neoforge using fabric mixin lower versions might be able to do the same by using https://www.curseforge.com/minecraft/mc-mods/mixinbooster