Replace string data fields with LocId where relevant (#20883)

Content.Shared/Chemistry/Reaction/ReactionMixerComponent.cs

@@ -9,15 +9,15 @@ public sealed partial class ReactionMixerComponent : Component
     ///     A list of IDs for categories of reactions that can be mixed (i.e. HOLY for a bible, DRINK for a spoon)
     /// </summary>
     [ViewVariables]
-    [DataField("reactionTypes")]
+    [DataField]
     public List<string> ReactionTypes = default!;
 
     /// <summary>
     ///     A string which identifies the string to be sent when successfully mixing a solution
     /// </summary>
     [ViewVariables]
-    [DataField("mixMessage")]
-    public string MixMessage = "default-mixing-success";
+    [DataField]
+    public LocId MixMessage = "default-mixing-success";
 }
 
 [ByRefEvent]