[MIRROR] Lavaland Monster Sprite Update [MDB IGNORE] (#20364)

* Lavaland Monster Sprite Update (#74299)

Updates most Lavaland mob sprites, merges some icon files and adjusts
the pathing.
## About The Pull Request

Updates Most Lavaland Mob Sprites with work provided by Sheets.
Merges, splits, and moves a few icon files and icons to adjust for the
new icons.
Repaths the dmi locations and pixel shifts for the adjusted sprites.

Examples:

![image](https://user-images.githubusercontent.com/28636915/228048074-2971537a-04b9-435c-b323-b5717ca20bdc.png)

![image](https://user-images.githubusercontent.com/28636915/228048092-8570a869-41d1-4229-971b-da96d852d397.png)

![image](https://user-images.githubusercontent.com/28636915/228048113-28809a4f-07cf-4487-a70e-b1e348c3affc.png)

## Why It's Good For The Game

Better quality sprites are better to look at.
Putting sprites that are the same type in the same file is much saner.

## Changelog
🆑
imageadd: added new lavaland sprites, moved some sprites to a new
location, adjusted pixel shift for the updated sprites, adjusted the
name of some sprites.
/🆑

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Co-authored-by: Fikou <23585223+Fikou@ users.noreply.github.com>

* Lavaland Monster Sprite Update

---------

Co-authored-by: Mey-Ha-Zah <tomboxallghss@gmail.com>
Co-authored-by: Fikou <23585223+Fikou@ users.noreply.github.com>

code/modules/mob_spawn/corpses/nonhuman_corpses.dm

@@ -41,8 +41,10 @@
 ///dead goliath spawner
 /obj/effect/mob_spawn/corpse/goliath
 	mob_type = /mob/living/simple_animal/hostile/asteroid/goliath/beast
-	icon = 'icons/mob/simple/lavaland/lavaland_monsters.dmi'
+	icon = 'icons/mob/simple/lavaland/lavaland_monsters_wide.dmi'
 	icon_state = "goliath_dead_helper"
+	pixel_x = -12
+	base_pixel_x = -12
 
 /// Dead headcrab for changeling-themed ruins
 /obj/effect/mob_spawn/corpse/headcrab