Add ret to return from console_uninit() function
Add ret to return from console_uninit() function

The 'ret' was missing in console_uninit() implementation, so the
program doesn't return from console_uninit(). Instead, it keeps
executing the following instructions which is not expected.

Change-Id: I810684f37f61c41c6f95a3bb36914d0765da8571
Signed-off-by: Jimmy Huang <17b2f82a731dc28428cf577995da8b43f2f13d79@mediatek.com>

sandrine-bailleux-arm/arm-trusted-firmware,davwan01/arm-trusted-firmware,davwan01/arm-trusted-firmware,lsigithub/arm-trusted-firmware_public,sbranden/arm-trusted-firmware,sandrine-bailleux/arm-trusted-firmware,sandrine-bailleux/arm-trusted-firmware,lsigithub/arm-trusted-firmware_public,sandrine-bailleux-arm/arm-trusted-firmware,sbranden/arm-trusted-firmware,achingupta/arm-trusted-firmware,achingupta/arm-trusted-firmware