Let Mindshields be effected by statusIcon shading (#26754)

Phone Webedit Ops

Original PR author forgot about mindshields for making status icons shaded. 

This can be done with other antag icons as well, I remember people mentioning revs being able to see each other in the dark was lame.

Resources/Prototypes/StatusIcon/antag.yml

@@ -31,6 +31,7 @@
   priority: 2
   locationPreference: Right
   layer: Mod
+  isShaded: true
   icon:
     sprite: /Textures/Interface/Misc/job_icons.rsi
     state: MindShield