Fix remote solution injection (#23429)

Checks if its own fixture is hard so the fly-by fixture can't also proc it.

Content.Server/Chemistry/Components/SolutionInjectOnCollideComponent.cs

@@ -1,29 +1,27 @@
 using Content.Shared.FixedPoint;
 using Content.Shared.Inventory;
 
-namespace Content.Server.Chemistry.Components
+namespace Content.Server.Chemistry.Components;
+
+/// <summary>
+/// On colliding with an entity that has a bloodstream will dump its solution onto them.
+/// </summary>
+[RegisterComponent]
+public sealed partial class SolutionInjectOnCollideComponent : Component
 {
+    [ViewVariables(VVAccess.ReadWrite)]
+    [DataField("transferAmount")]
+    public FixedPoint2 TransferAmount = FixedPoint2.New(1);
+
+    [ViewVariables(VVAccess.ReadWrite)]
+    public float TransferEfficiency { get => _transferEfficiency; set => _transferEfficiency = Math.Clamp(value, 0, 1); }
+
+    [DataField("transferEfficiency")]
+    private float _transferEfficiency = 1f;
+
     /// <summary>
-    /// On colliding with an entity that has a bloodstream will dump its solution onto them.
+    /// If anything covers any of these slots then the injection fails.
     /// </summary>
-    [RegisterComponent]
-    internal sealed partial class SolutionInjectOnCollideComponent : Component
-    {
-
-        [ViewVariables(VVAccess.ReadWrite)]
-        [DataField("transferAmount")]
-        public FixedPoint2 TransferAmount { get; set; } = FixedPoint2.New(1);
-
-        [ViewVariables(VVAccess.ReadWrite)]
-        public float TransferEfficiency { get => _transferEfficiency; set => _transferEfficiency = Math.Clamp(value, 0, 1); }
-
-        [DataField("transferEfficiency")]
-        private float _transferEfficiency = 1f;
-
-        /// <summary>
-        /// If anything covers any of these slots then the injection fails.
-        /// </summary>
-        [DataField("blockSlots"), ViewVariables(VVAccess.ReadWrite)]
-        public SlotFlags BlockSlots = SlotFlags.MASK;
-    }
+    [DataField("blockSlots"), ViewVariables(VVAccess.ReadWrite)]
+    public SlotFlags BlockSlots = SlotFlags.MASK;
 }