remove more extra stuff

src/SharpCompress/Compressors/Shrink/ShrinkStream.Async.cs

@@ -9,8 +9,6 @@ internal partial class ShrinkStream : Stream
 {
     internal static async ValueTask<ShrinkStream> CreateAsync(
         Stream stream,
-        CompressionMode compressionMode,
-        long compressedSize,
         long uncompressedSize,
         CancellationToken cancellationToken = default
     )

src/SharpCompress/Providers/Default/ShrinkCompressionProvider.cs

@@ -39,13 +39,7 @@ public sealed class ShrinkCompressionProvider : ContextRequiredDecompressionProv
         ValidateRequiredSizes(context, "Shrink");
 
         return await ShrinkStream
-            .CreateAsync(
-                source,
-                CompressionMode.Decompress,
-                context.InputSize,
-                context.OutputSize,
-                cancellationToken
-            )
+            .CreateAsync(source, context.OutputSize, cancellationToken)
             .ConfigureAwait(false);
     }
 }