Trying to fix wasm

Author: mustiikhalil

swift/Sources/FlexBuffers/Writer/FlexBuffersWriter.swift

@@ -117,7 +117,9 @@ public struct FlexBuffersWriter {
     _bb.writeBytes(&storedType, len: 1)
     // Write root size. Normally determined by parent, but root has no parent :)
     _bb.writeBytes(&byteWidth, len: 1)
-
+    _bb.withUnsafeSlicedBytes {
+      print(Array($0))
+    }
     finished = true
   }
 

swift/Sources/FlexBuffers/_InternalByteBuffer.swift

@@ -60,7 +60,7 @@ struct _InternalByteBuffer {
       let newData = UnsafeMutableRawPointer.allocate(
         byteCount: capacity,
         alignment: alignment)
-      memset(newData, 0, capacity &- writerSize)
+      memset(newData, 0, capacity)
       memcpy(
         newData,
         memory,