Removed unnecessary constructor parameter

Author: Sergio0694

Microsoft.Toolkit.HighPerformance/Streams/IMemoryOwnerStream{TSource}.cs

@@ -24,10 +24,9 @@ internal sealed class IMemoryOwnerStream<TSource> : MemoryStream<TSource>
         /// Initializes a new instance of the <see cref="IMemoryOwnerStream{TSource}"/> class.
         /// </summary>
         /// <param name="source">The input <typeparamref name="TSource"/> instance to use.</param>
-        /// <param name="isReadOnly">Indicates whether <paramref name="source"/> can be written to.</param>
         /// <param name="disposable">The <see cref="IDisposable"/> instance currently in use.</param>
-        public IMemoryOwnerStream(TSource source, bool isReadOnly, IDisposable disposable)
-            : base(source, isReadOnly)
+        public IMemoryOwnerStream(TSource source, IDisposable disposable)
+            : base(source, false)
         {
             this.disposable = disposable;
         }

Microsoft.Toolkit.HighPerformance/Streams/MemoryStream.cs

@@ -56,18 +56,18 @@ public static Stream Create(IMemoryOwner<byte> memoryOwner)
             {
                 var arraySpanSource = new ArrayOwner(segment.Array!, segment.Offset, segment.Count);
 
-                return new IMemoryOwnerStream<ArrayOwner>(arraySpanSource, false, memoryOwner);
+                return new IMemoryOwnerStream<ArrayOwner>(arraySpanSource, memoryOwner);
             }
 
             if (MemoryMarshal.TryGetMemoryManager<byte, MemoryManager<byte>>(memory, out var memoryManager, out int start, out int length))
             {
                 MemoryManagerOwner memoryManagerSpanSource = new MemoryManagerOwner(memoryManager, start, length);
 
-                return new IMemoryOwnerStream<MemoryManagerOwner>(memoryManagerSpanSource, false, memoryOwner);
+                return new IMemoryOwnerStream<MemoryManagerOwner>(memoryManagerSpanSource, memoryOwner);
             }
 
             // Return an empty stream if the memory was empty
-            return new IMemoryOwnerStream<ArrayOwner>(ArrayOwner.Empty, false, memoryOwner);
+            return new IMemoryOwnerStream<ArrayOwner>(ArrayOwner.Empty, memoryOwner);
         }
     }
 }