- Some misc tweaks (#301)

* - Remove molang examples
* - Update has damage because apparently not every value is accepted
* - Add materials enum and adjust entity/attachable accordingly
* - Update damage source list
* - Change to example

---------

Co-authored-by: Daan Verstraten <daanverstraten@hotmail.com>

source/general/entity/damage_source.json

@@ -3,42 +3,41 @@
   "description": "The types of damage an entity can receive.",
   "type": "string",
   "enum": [
-    "all",
-    "anvil",
-    "block_explosion",
-    "campfire",
-    "charging",
-    "contact",
-    "drowning",
-    "entity_attack",
-    "entity_explosion",
-    "fall",
-    "falling_block",
-    "fatal",
-    "fire",
-    "fire_tick",
-    "fireworks",
-    "fly_into_wall",
-    "freezing",
-    "lava",
-    "lightning",
-    "magic",
-    "magma",
-    "none",
-    "override",
-    "piston",
-    "projectile",
-    "ram_attack",
-    "sonic_boom",
-    "soul_campfire",
-    "stalactite",
-    "stalagmite",
-    "starve",
-    "suffocation",
-    "suicide",
-    "temperature",
-    "thorns",
-    "void",
+    "all",	
+    "anvil",	
+    "block_explosion",	
+    "campfire",	
+    "charging",	
+    "contact",	
+    "drowning",	
+    "entity_attack",	
+    "entity_explosion",	
+    "fall",	
+    "falling_block",	
+    "fire",	
+    "fire_tick",	
+    "fireworks",	
+    "fly_into_wall",	
+    "freezing",	
+    "lava",	
+    "lightning",	
+    "magic",	
+    "magma",	
+    "none",	
+    "override",	
+    "piston",	
+    "projectile",	
+    "ram_attack",	
+    "self_destruct",	
+    "sonic_boom",	
+    "soul_campfire",	
+    "stalactite",	
+    "stalagmite",	
+    "starve",	
+    "suffocation",	
+    "temperature",	
+    "thorns",	
+    "void",	
     "wither"
   ]
 }