Make electrocutions look nicer on the power monitor. (#16965)

Resources/Prototypes/Entities/Virtual/electrocution.yml

@@ -1,7 +1,17 @@
 # Special entity used to attach to power networks as load when somebody gets electrocuted.
+- type: entity
+  id: VirtualElectrocutionLoadBase
+  noSpawn: true
+  components:
+  - type: Electrocution
+  - type: Icon
+    # Shows up inside the power monitoring console.
+    sprite: "Structures/Wallmounts/signs.rsi"
+    state: "shock"
+
 - type: entity
   id: VirtualElectrocutionLoadHVPower
-  name: ELECTROCUTION ENTITY YOU SHOULD NOT SEE THIS
+  parent: VirtualElectrocutionLoadBase
   noSpawn: true
   components:
   - type: NodeContainer
@@ -12,11 +22,10 @@
   - type: PowerConsumer
     voltage: High
     drawRate: 50000
-  - type: Electrocution
 
 - type: entity
   id: VirtualElectrocutionLoadMVPower
-  name: ELECTROCUTION ENTITY YOU SHOULD NOT SEE THIS
+  parent: VirtualElectrocutionLoadBase
   noSpawn: true
   components:
   - type: NodeContainer
@@ -27,11 +36,10 @@
   - type: PowerConsumer
     voltage: Medium
     drawRate: 50000
-  - type: Electrocution
 
 - type: entity
   id: VirtualElectrocutionLoadApc
-  name: ELECTROCUTION ENTITY YOU SHOULD NOT SEE THIS
+  parent: VirtualElectrocutionLoadBase
   noSpawn: true
   components:
   - type: NodeContainer
@@ -42,4 +50,3 @@
   - type: PowerConsumer
     voltage: Apc
     drawRate: 50000
-  - type: Electrocution