staging: r8188eu: core: remove unused variable Adapter

Remove unused variable Adapter from rtw_IOL_cmd_buf_dump function.

Signed-off-by: Saurav Girepunje <saurav.girepunje@gmail.com>
Link: https://lore.kernel.org/r/YTuh6iDyPMUC3wha@user


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>