Removed redundant code from Block8x8F and Block8x8

src/ImageSharp/Formats/Jpeg/Components/Block8x8.Intrinsic.cs

@@ -2,16 +2,12 @@
 // Licensed under the Apache License, Version 2.0.
 
 #if SUPPORTS_RUNTIME_INTRINSICS
-using System;
 using System.Runtime.InteropServices;
-#if SUPPORTS_RUNTIME_INTRINSICS
 using System.Runtime.Intrinsics;
-#endif
 
 namespace SixLabors.ImageSharp.Formats.Jpeg.Components
 {
-
-    internal unsafe partial struct Block8x8 : IEquatable<Block8x8>
+    internal unsafe partial struct Block8x8
     {
         [FieldOffset(0)]
         public Vector128<short> V0;

src/ImageSharp/Formats/Jpeg/Components/Block8x8.cs

@@ -18,7 +18,7 @@ namespace SixLabors.ImageSharp.Formats.Jpeg.Components
     /// </summary>
     // ReSharper disable once InconsistentNaming
     [StructLayout(LayoutKind.Explicit)]
-    internal unsafe partial struct Block8x8 : IEquatable<Block8x8>
+    internal unsafe partial struct Block8x8
     {
         /// <summary>
         /// A number of scalar coefficients in a <see cref="Block8x8F"/>
@@ -164,26 +164,6 @@ namespace SixLabors.ImageSharp.Formats.Jpeg.Components
             return sb.ToString();
         }
 
-        /// <inheritdoc />
-        public bool Equals(Block8x8 other)
-        {
-            for (int i = 0; i < Size; i++)
-            {
-                if (this[i] != other[i])
-                {
-                    return false;
-                }
-            }
-
-            return true;
-        }
-
-        /// <inheritdoc />
-        public override bool Equals(object obj) => obj is Block8x8 other && this.Equals(other);
-
-        /// <inheritdoc />
-        public override int GetHashCode() => (this[0] * 31) + this[1];
-
         /// <summary>
         /// Returns index of the last non-zero element in given matrix.
         /// </summary>

src/ImageSharp/Formats/Jpeg/Components/Block8x8F.cs

@@ -104,13 +104,6 @@ namespace SixLabors.ImageSharp.Formats.Jpeg.Components
             return result;
         }
 
-        public static Block8x8F Load(Span<int> data)
-        {
-            Block8x8F result = default;
-            result.LoadFrom(data);
-            return result;
-        }
-
         /// <summary>
         /// Load raw 32bit floating point data from source.
         /// </summary>

tests/ImageSharp.Tests/Formats/Jpg/Block8x8Tests.cs

@@ -70,20 +70,6 @@ namespace SixLabors.ImageSharp.Tests.Formats.Jpg
             Assert.Equal(data, result);
         }
 
-        [Fact]
-        public void Equality_WhenTrue()
-        {
-            short[] data = Create8x8ShortData();
-            var block1 = Block8x8.Load(data);
-            var block2 = Block8x8.Load(data);
-
-            block1[0] = 42;
-            block2[0] = 42;
-
-            Assert.Equal(block1, block2);
-            Assert.Equal(block1.GetHashCode(), block2.GetHashCode());
-        }
-
         [Fact]
         public void Equality_WhenFalse()
         {