MIPS: BMIPS: Enable GZIP ramdisk and timed printks

Update bmips_be_defconfig and bmips_stb_defconfig to have GZIP ramdisk
support enabled by default as well was timed printks.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Reviewed-by: Kevin Cernekee <cernekee@gmail.com>
Reviewed-by: Dragan Stancevic <dragan.stancevic@gmail.com>
Cc: linux-mips@linux-mips.org
Cc: blogic@openwrt.org
Cc: jogo@openwrt.org
Patchwork: https://patchwork.linux-mips.org/patch/11307/


Signed-off-by: Ralf Baechle <ralf@linux-mips.org>