Make Space Frictionless (#46)

<details><summary><h1>Media</h1></summary>
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https://github.com/Simple-Station/Parkstation-Friendly-Chainsaw/assets/77995199/5570ef35-16e2-493a-ac35-738f27751346


https://github.com/Simple-Station/Parkstation-Friendly-Chainsaw/assets/77995199/51fba943-8dce-4265-a9cc-7181155eb8de


https://github.com/Simple-Station/Parkstation-Friendly-Chainsaw/assets/77995199/cd6c0511-2639-4e14-8160-426ba7f2ba73

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</p>
</details> 

# Changelog

:cl:
- tweak: Space has suddenly become less dense (objects don't slow down
in space)
- remove: Moths are unable to move in space
- tweak: Moths have way better control in zero gravity environments

Content.Shared/Movement/Components/MovementSpeedModifierComponent.cs

@@ -14,7 +14,7 @@ public sealed partial class MovementSpeedModifierComponent : Component
         // Weightless
         public const float DefaultMinimumFrictionSpeed = 0.005f;
         public const float DefaultWeightlessFriction = 1f;
-        public const float DefaultWeightlessFrictionNoInput = 0.2f;
+        public const float DefaultWeightlessFrictionNoInput = 0f; // Parkstation-FrictionlessSpace
         public const float DefaultWeightlessModifier = 0.7f;
         public const float DefaultWeightlessAcceleration = 1f;
 

Content.Shared/SimpleStation14/Physics/FrictionRemoverSystem.cs

@@ -0,0 +1,25 @@
+using Robust.Shared.Physics;
+using Robust.Shared.Physics.Components;
+using Robust.Shared.Physics.Systems;
+
+namespace Content.Shared.SimpleStation14.Physics;
+
+public sealed class FrictionRemoverSystem : EntitySystem
+{
+    [Dependency] private readonly SharedPhysicsSystem _physics = default!;
+
+
+    public override void Initialize()
+    {
+        base.Initialize();
+
+        SubscribeLocalEvent<PhysicsComponent, PhysicsSleepEvent>(RemoveDampening);
+    }
+
+
+    private void RemoveDampening(EntityUid uid, PhysicsComponent component, PhysicsSleepEvent args)
+    {
+        _physics.SetAngularDamping(component, 0, false);
+        _physics.SetLinearDamping(component, 0);
+    }
+}

Resources/Prototypes/Entities/Mobs/Species/moth.yml

@@ -48,9 +48,7 @@
       Female: UnisexMoth
       Unsexed: UnisexMoth
   - type: MovementSpeedModifier
-    weightlessAcceleration: 1.5 # Move around more easily in space.
-    weightlessFriction: 1
-    weightlessModifier: 1
+    weightlessAcceleration: 2.5 # Move around more easily in space. # Parkstation-FrictionlessSpace
   - type: Flammable
     damage:
       types: