Remove custom damage particles

mods/ENTITIES/mcl_mobs/api.lua

@@ -420,13 +420,7 @@ local damage_effect = function(self, damage)
 
 		pos.y = pos.y + (self.collisionbox[5] - self.collisionbox[2]) * .5
 
-		local texture
-		-- do we have a single blood texture or multiple?
-		if type(self.blood_texture) == "table" then
-			texture = self.blood_texture[random(1, #self.blood_texture)]
-		else
-			texture = self.blood_texture
-		end
+		local texture = "mobs_blood.png"
 		-- full heart damage (one particle for each 2 HP damage)
 		if amount_large > 0 then
 			effect(pos, amount_large, texture, 2, 2, 1.75, 0, nil, true)
@@ -3182,7 +3176,6 @@ minetest.register_entity(name, {
 	group_attack = def.group_attack or false,
 	passive = def.passive or false,
 	knock_back = def.knock_back ~= false,
-	blood_texture = def.blood_texture or "mobs_blood.png",
 	shoot_offset = def.shoot_offset or 0,
 	floats = def.floats or 1, -- floats in water by default
 	replace_rate = def.replace_rate,

mods/ENTITIES/mcl_mobs/api.txt

@@ -123,8 +123,6 @@ functions needed for the mob to work properly which contains the following:
                          e.g. {"player", "mobs_animal:chicken"}.
    'runaway_from'        contains a table with mob names to run away from, add
                          "player" to list to runaway from player also.
-   'blood_texture'       has the texture name to use for droplets e.g.
-                         "mobs_blood.png", or table {"blood1.png", "blood2.png"}
    'pathfinding'         set to 1 for mobs to use pathfinder feature to locate
                          player, set to 2 so they can build/break also (only
                          works with dogfight attack and when 'mobs_griefing'

mods/ENTITIES/mobs_mc/slime+magma_cube.lua

@@ -66,7 +66,6 @@ local slime_big = {
 	textures = {{"mobs_mc_slime.png"}},
 	visual = "mesh",
 	mesh = "mobs_mc_slime.b3d",
-	blood_texture ="mobs_mc_slime_blood.png",
 	makes_footstep_sound = true,
 	sounds = {
 		jump = "green_slime_jump",
@@ -165,7 +164,6 @@ local magma_cube_big = {
 	textures = {{ "mobs_mc_magmacube.png" }},
 	visual = "mesh",
 	mesh = "mobs_mc_magmacube.b3d",
-	blood_texture = "mobs_mc_magmacube_blood.png",
 	makes_footstep_sound = true,
 	sounds = {
 		jump = "mobs_mc_magma_cube_big",

mods/ENTITIES/mobs_mc/squid.lua

@@ -51,7 +51,6 @@ mobs:register_mob("mobs_mc:squid", {
     view_range = 16,
     runaway = true,
     fear_height = 4,
-    blood_texture = "mobs_mc_squid_blood.png",
 })
 
 -- TODO: Behaviour: squirt