basicmob clowns (#78448)

## About The Pull Request

this is a mostly 1 to 1 port of simpleanimal clowns to basicmob clowns
this means they have 1 more brain cell
and they waddle



https://github.com/tgstation/tgstation/assets/70376633/0c5f01c7-fea2-4d8c-9fc1-764c1557e1b8



## Why It's Good For The Game


![image](https://github.com/tgstation/tgstation/assets/70376633/f92c85ea-33f2-4cf3-858f-103c0958ff97)

## Changelog
🆑
refactor: clowns are basicmobs now
/🆑

---------

Co-authored-by: san7890 <the@san7890.com>
Co-authored-by: Jacquerel <hnevard@gmail.com>

code/game/objects/structures/icemoon/cave_entrance.dm

@@ -187,7 +187,7 @@ GLOBAL_LIST_INIT(ore_probability, list(
 		if(24)
 			new /obj/structure/elite_tumor(loc)
 		if(25)
-			new /mob/living/simple_animal/hostile/retaliate/clown/clownhulk(loc)
+			new /mob/living/basic/clown/clownhulk(loc)
 		if(26)
 			new /obj/item/clothing/shoes/winterboots/ice_boots(loc)
 		if(27)