Remove ExrCompression property from ExrBaseCompression, it is not needed

src/ImageSharp/Formats/Exr/Compression/Compressors/NoneExrCompressor.cs

@@ -1,7 +1,6 @@
 // Copyright (c) Six Labors.
 // Licensed under the Six Labors Split License.
 
-using SixLabors.ImageSharp.Formats.Exr.Constants;
 using SixLabors.ImageSharp.Memory;
 
 namespace SixLabors.ImageSharp.Formats.Exr.Compression.Compressors;
@@ -13,9 +12,6 @@ internal class NoneExrCompressor : ExrBaseCompressor
     {
     }
 
-    /// <inheritdoc/>
-    public override ExrCompression Method => ExrCompression.Zip;
-
     /// <inheritdoc/>
     public override uint CompressRowBlock(Span<byte> rows, int rowCount)
     {

src/ImageSharp/Formats/Exr/Compression/Compressors/ZipExrCompressor.cs

@@ -2,7 +2,6 @@
 // Licensed under the Six Labors Split License.
 
 using SixLabors.ImageSharp.Compression.Zlib;
-using SixLabors.ImageSharp.Formats.Exr.Constants;
 using SixLabors.ImageSharp.Memory;
 
 namespace SixLabors.ImageSharp.Formats.Exr.Compression.Compressors;
@@ -23,9 +22,6 @@ internal class ZipExrCompressor : ExrBaseCompressor
         this.memoryStream = new();
     }
 
-    /// <inheritdoc/>
-    public override ExrCompression Method => ExrCompression.Zip;
-
     /// <inheritdoc/>
     public override uint CompressRowBlock(Span<byte> rows, int rowCount)
     {

src/ImageSharp/Formats/Exr/ExrBaseCompressor.cs

@@ -1,7 +1,6 @@
 // Copyright (c) Six Labors.
 // Licensed under the Six Labors Split License.
 
-using SixLabors.ImageSharp.Formats.Exr.Constants;
 using SixLabors.ImageSharp.Memory;
 
 namespace SixLabors.ImageSharp.Formats.Exr.Compression;
@@ -19,11 +18,6 @@ internal abstract class ExrBaseCompressor : ExrBaseCompression
         : base(allocator, bytesPerBlock, bytesPerRow)
         => this.Output = output;
 
-    /// <summary>
-    /// Gets the compression method to use.
-    /// </summary>
-    public abstract ExrCompression Method { get; }
-
     /// <summary>
     /// Gets the output stream to write the compressed image to.
     /// </summary>