use Equals instead of == where necessary

src/ImageSharp/MetaData/Profiles/ICC/TagDataEntries/IccLut16TagDataEntry.cs

@@ -120,7 +120,7 @@ namespace ImageSharp
         {
             if (base.Equals(other) && other is IccLut16TagDataEntry entry)
             {
-                return this.ClutValues == entry.ClutValues
+                return this.ClutValues.Equals(entry.ClutValues)
                     && this.Matrix == entry.Matrix
                     && this.InputValues.SequenceEqual(entry.InputValues)
                     && this.OutputValues.SequenceEqual(entry.OutputValues);

src/ImageSharp/MetaData/Profiles/ICC/TagDataEntries/IccLut8TagDataEntry.cs

@@ -123,7 +123,7 @@ namespace ImageSharp
         {
             if (base.Equals(other) && other is IccLut16TagDataEntry entry)
             {
-                return this.ClutValues == entry.ClutValues
+                return this.ClutValues.Equals(entry.ClutValues)
                     && this.Matrix == entry.Matrix
                     && this.InputValues.SequenceEqual(entry.InputValues)
                     && this.OutputValues.SequenceEqual(entry.OutputValues);

src/ImageSharp/MetaData/Profiles/ICC/TagDataEntries/IccLutAToBTagDataEntry.cs

@@ -155,7 +155,7 @@ namespace ImageSharp
                     && this.OutputChannelCount == entry.OutputChannelCount
                     && this.Matrix3x1 == entry.Matrix3x1
                     && this.Matrix3x3 == entry.Matrix3x3
-                    && this.ClutValues == entry.ClutValues
+                    && this.ClutValues.Equals(entry.ClutValues)
                     && this.EqualsCurve(this.CurveA, entry.CurveA)
                     && this.EqualsCurve(this.CurveB, entry.CurveB)
                     && this.EqualsCurve(this.CurveM, entry.CurveM);

src/ImageSharp/MetaData/Profiles/ICC/TagDataEntries/IccLutBToATagDataEntry.cs

@@ -155,7 +155,7 @@ namespace ImageSharp
                     && this.OutputChannelCount == entry.OutputChannelCount
                     && this.Matrix3x1 == entry.Matrix3x1
                     && this.Matrix3x3 == entry.Matrix3x3
-                    && this.ClutValues == entry.ClutValues
+                    && this.ClutValues.Equals(entry.ClutValues)
                     && this.EqualsCurve(this.CurveA, entry.CurveA)
                     && this.EqualsCurve(this.CurveB, entry.CurveB)
                     && this.EqualsCurve(this.CurveM, entry.CurveM);

src/ImageSharp/MetaData/Profiles/ICC/TagDataEntries/IccParametricCurveTagDataEntry.cs

@@ -41,7 +41,7 @@ namespace ImageSharp
         {
             if (base.Equals(other) && other is IccParametricCurveTagDataEntry entry)
             {
-                return this.Curve == entry.Curve;
+                return this.Curve.Equals(entry.Curve);
             }
 
             return false;