Revert "Solution Entities" (#23160)

Revert "Solution Entities (#21916)"

This reverts commit d75e743dd7.

Content.Server/Anomaly/Components/ReagentProducerAnomalyComponent.cs

@@ -1,5 +1,4 @@
 using Content.Server.Anomaly.Effects;
-using Content.Shared.Chemistry.Components;
 using Content.Shared.Chemistry.Reagent;
 using Robust.Shared.Audio;
 using Robust.Shared.Prototypes;
@@ -86,17 +85,10 @@ public sealed partial class ReagentProducerAnomalyComponent : Component
     /// </summary>
     [DataField, ViewVariables(VVAccess.ReadWrite)]
     public ProtoId<ReagentPrototype> ProducingReagent = "Water";
-
     /// <summary>
     /// Solution name where the substance is generated
     /// </summary>
     [ViewVariables(VVAccess.ReadWrite)]
     [DataField("solution")]
-    public string SolutionName = "default";
-
-    /// <summary>
-    /// Solution where the substance is generated
-    /// </summary>
-    [DataField("solutionRef")]
-    public Entity<SolutionComponent>? Solution = null;
+    public string Solution = "default";
 }