BitArray.CopyTo(Array, Int32) may not use Array.Copy to copy the elements. (#11252)

Author: tfenise

xml/System.Collections/BitArray.xml

@@ -615,8 +615,6 @@
 ## Remarks
  The specified array must be of a compatible type. Only `bool`, `int`, and `byte` types of arrays are supported.
 
- This method uses <xref:System.Array.Copy%2A?displayProperty=nameWithType> to copy the elements.
-
  This method is an `O(n)` operation, where `n` is <xref:System.Collections.BitArray.Count%2A>.