staging: vt6656: clean up s_nsBulkOutIoCompleteWrite.

Remove commented out, white space and camel case.

Camel case changes
pContext -> context
pDevice -> priv
ContextType -> context_type
ulBufLen -> buf_len

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>