[media] staging/solo6x10: SOLO6X10 should select BITREVERSE

If CONFIG_SOLO6X10=y, but CONFIG_BITREVERSE=m:

    drivers/built-in.o: In function `solo_osd_print':
    (.text+0x1c7a1f): undefined reference to `byte_rev_table'
    make: *** [vmlinux] Error 1

Reported-by: kbuild test robot <fengguang.wu@intel.com>
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Ismael Luceno <ismael.luceno@corp.bluecherry.net>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>