Adds Hellspawn (Nar'Sie demon mob) (#20291)

* HellSpawn Mob

* added spawner

* summary for the namespace

* larger collider, cannot enter single tile corridors.

* fix

* remove duplicate from yml, fix attributions.

* moved action to shared, moved comp to shared, networked comp, separated heal, fixed attributions

* removed flammable from hellspawn
removed the healing effect from firestarter ability (healing can be separate ability).

* Update attributions.yml

fix attributions

* fix

* fix

Resources/Audio/Effects/Footsteps/attributions.yml

@@ -33,6 +33,12 @@
   copyright: "Taken and modified from tgstation (clownstep 1 and 2) by brainfood1183 (github)"
   source: "https://github.com/tgstation/tgstation/tree/f8ee37afc00bce1ad421615eaa0e4cbddd5eea90/sound/effects"
 
+- files:
+  - largethud.ogg
+  license: "CC0-1.0"
+  copyright: "Made by philRacoIndie freesound.org, modified by brainfood1183 (github)"
+  source: "https://freesound.org/people/philRacoIndie/sounds/512483/"
+
 - files:
   - snake1.ogg
   - snake2.ogg