defconfig: msm8226/msm8610: Enable SDHCI driver support

This change enables config options that enable the
Standard Host Controller Interface driver support.

Change-Id: I290be457501b2bbdb4236a5d333b25973a963733
Signed-off-by: Sahitya Tummala <stummala@codeaurora.org>
Signed-off-by: Venkat Gopalakrishnan <venkatg@codeaurora.org>