Issues-2734 - Fix comment on shrink buffer function

Sources/NIOCore/ByteBuffer-core.swift

@@ -826,7 +826,7 @@ public struct ByteBuffer {
         return true
     }
 
-    /// Shrinks the buffers capacity to a `desiredCapacity` without altering readably bytes.
+    /// The `ByteBuffer` will successfully be shrunk if the requested capacity is less than the current capacity, and the requested capacity is more than the number of readable bytes in the buffer. If either condition is not true, the buffer will not be shrunk.
     ///
     /// - Parameter desiredCapacity: The desired capacity for the buffers capacity to be shrunken to
     /// - Returns: Bool indicating whether the buffer capacity has been shrunk to the desiredCapacity.