uapi: map_to_7segment: Remove licence boilerplate

Remove the license boilerplate (containing an obsolete address), because
we now have the SPDX header.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Link: https://lore.kernel.org/r/20210322141748.1062733-1-geert@linux-m68k.org


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