Adding Descriptions For a Few More Power Entities (space-wizards#2189)

* Added descriptions for more Power entities

* Updated grammar

Author: AlphaQwerty

Resources/Prototypes/Entities/Constructible/Power/arcade.yml

@@ -1,5 +1,6 @@
 - type: entity
   id: Arcade
+  description: An arcade cabinet.
   name: arcade
   parent: ComputerBase
   components:
@@ -36,6 +37,7 @@
 
 - type: entity
   id: BlockGameArcade
+  description: An arcade cabinet with a strangely familiar game.
   name: NT block game
   parent: ComputerBase
   components:

Resources/Prototypes/Entities/Constructible/Power/power_base.yml

@@ -1,5 +1,6 @@
 - type: entity
   id: BaseGenerator
+  description: A high efficiency thermoelectric generator.
   name: Base Generator
   abstract: true
   placement:
@@ -27,6 +28,7 @@
 
 - type: entity
   id: BaseSmes
+  description: A high-capacity superconducting magnetic energy storage (SMES) unit.
   name: Base Smes
   abstract: true
   placement:
@@ -69,6 +71,7 @@
 
 - type: entity
   id: BaseSubstation
+  description: Reduces the voltage of electricity put into it. 
   name: Base Substation
   abstract: true
   placement:
@@ -106,6 +109,7 @@
 
 - type: entity
   id: BaseApc
+  description: A control terminal for the area's electrical systems.
   name: Base Apc
   abstract: true
   placement:

Resources/Prototypes/Entities/Constructible/Power/saltern_power.yml

@@ -1,5 +1,6 @@
 - type: entity
   id: SalternGenerator
+  description: A high efficiency thermoelectric generator.
   parent: BaseGenerator
   name: Generator
   components:
@@ -22,6 +23,7 @@
 
 - type: entity
   id: SalternSubstation
+  description: Reduces the voltage of electricity put into it. 
   parent: BaseSubstation
   name: Substation
   components: