Fix 38 non-obsolete warnings (#33794)

Content.Server/Botany/Systems/BotanySystem.Seed.cs

@@ -10,7 +10,6 @@ using Content.Shared.Random;
 using Content.Shared.Random.Helpers;
 using Robust.Server.GameObjects;
 using Robust.Shared.Map;
-using Robust.Shared.Physics.Systems;
 using Robust.Shared.Prototypes;
 using Robust.Shared.Random;
 using System.Diagnostics.CodeAnalysis;
@@ -25,10 +24,8 @@ public sealed partial class BotanySystem : EntitySystem
     [Dependency] private readonly AppearanceSystem _appearance = default!;
     [Dependency] private readonly PopupSystem _popupSystem = default!;
     [Dependency] private readonly SharedHandsSystem _hands = default!;
-    [Dependency] private readonly SharedPointLightSystem _light = default!;
     [Dependency] private readonly SharedSolutionContainerSystem _solutionContainerSystem = default!;
     [Dependency] private readonly MetaDataSystem _metaData = default!;
-    [Dependency] private readonly FixtureSystem _fixtureSystem = default!;
     [Dependency] private readonly RandomHelperSystem _randomHelper = default!;
 
     public override void Initialize()