Fix warnings related to non-exhaustive pattern matching. (#31763)

old man shakes fist at modern syntax

Content.Server/ParticleAccelerator/EntitySystems/ParticleAcceleratorSystem.ControlBox.cs

@@ -165,6 +165,7 @@ public sealed partial class ParticleAcceleratorSystem
                     or ParticleAcceleratorPowerState.Level1
                     or ParticleAcceleratorPowerState.Level2 => LogImpact.Medium,
                 ParticleAcceleratorPowerState.Level3 => LogImpact.Extreme,
+                _ => throw new IndexOutOfRangeException(nameof(strength)),
             };
 
             _adminLogger.Add(LogType.Action, impact, $"{ToPrettyString(player):player} has set the strength of {ToPrettyString(uid)} to {strength}");