Add 2 new stupidly resistant wheelchairs. (#22604)

* Add stupidly strong and pain to make wheelchairs
- i dont know how to name them better tbh

* Add wheelchairs description

* Changes typos:
- Sorry but i am bad at sprites

* Sprites and slight config

* changes x_x

* Decreased times for wheelchair crafting.

* wheelchair is now typed as "wheelchair"

* peep bop sup boop bip boop beeeeeeee-
- stack amount removed, inherd good.

* skreee
no i am not vox player, but it fit for this thing perfectly.

* changes
please let it stop

* Henri requested changes

code/game/objects/structures/stool_bed_chair_nest/wheelchair.dm

@@ -96,6 +96,22 @@
 
 		occupant.visible_message("<span class='danger'>[occupant] crashed into \the [A]!</span>")
 
+/obj/structure/chair/wheelchair/plasteel
+	name = "hardened wheelchair"
+	desc = "Made from a mixture of metal-plasma sheets, this wheelchair is 3 times stronger than the classic model, and is very resistant to acid and corrosion. Thanks to this it can be used in hazardous environments without much worry."
+	icon_state = "h_wheelchair"
+	max_integrity = 750
+	resistance_flags = ACID_PROOF
+	buildstacktype = /obj/item/stack/sheet/plasteel
+
+/obj/structure/chair/wheelchair/plastitanium
+	name = "reinforced wheelchair"
+	desc = "Made from a mixture of titanium-plasma sheets, this wheelchair is 6 times stronger than the classic model, and is very resistant to acid, corrosion and fire! Thanks to this it can be used in hazardous environments without much worry... <i>but remember not to try to bathe in lava.</i>"
+	icon_state = "r_wheelchair"
+	max_integrity = 1500
+	resistance_flags = FIRE_PROOF | ACID_PROOF
+	buildstacktype = /obj/item/stack/sheet/mineral/plastitanium
+
 /obj/structure/chair/wheelchair/bike
 	name = "bicycle"
 	desc = "Two wheels of FURY!"