staging: rtl8188eu: remove unused definitions from hal8188e_phy_reg.h

Remove unused definitions from the file hal8188e_phy_reg.h.

Signed-off-by: Michael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20190707165649.1558-1-straube.linux@gmail.com


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