Adds a sprite for the "quit vr" action button (#37994)

* is that a motherfucking 90s reference

* WHEN YA FUCK UP BADLY ENOUGH ON ADDING A SPRITE TGHAT YA GOTTA MANUALLY CHANGE CHANGELOG.HTML

code/modules/VR/vr_human.dm

@@ -45,6 +45,8 @@
 
 /datum/action/quit_vr
 	name = "Quit Virtual Reality"
+	icon_icon = 'icons/mob/actions/actions_vr.dmi'
+	button_icon_state = "logout"
 
 /datum/action/quit_vr/Trigger()
 	if(..())