Buffs the Virus Outbreak event (#23285)

* Spring cleaning

* The great virus reclassification

* Add severity comment to Fake GBS

* Fix Jungle Fever being uncurable

* Fix Shock causing fainting slightly too often

* Makes Brainrot kill more reliably (yes, it already did)

* Make Wizarditis replace clothes a bit less eagerly, cleanup

* Buff Wizarditis effects' probabilities

* Add a bit of variety to Wizarditis flavor messages

* Clean up, nerf, and add some variety to Lycancoughy

* Refactor Spanish Inquisition Flu

* Refactor and slightly rebalance ICE9 Cold

* Fix DROPDEL items not GCing properly sometimes

* Lightly overhaul Pierrot's Throat

* Remove unnecessary `null` declaration assignment

* Deduplicate Critical disease properties

* Spring cleaning 2: Electric Boogaloo

* whoops

* Fixes DROPDEL items not GCing properly someothertimes

* Make Wizarditis clothes DROPDEL too

* Lewcc review

* Deduplicate Pierrot's Throat symptoms

* Spread out Cold9 and Spanish Flu's damage

* Clean up Adv. Kingstons

* Fix Adv. Kingstons *healing* brute damage

code/modules/mob/inventory_procs.dm

@@ -85,7 +85,7 @@
 	return 0
 
 /mob/proc/put_in_hand_check(obj/item/W, skip_blocked_hands_check)
-	if(!istype(W))
+	if(!istype(W) || QDELETED(W))
 		return FALSE
 	return TRUE