ARM: dts: msm: Disable Second Instance of UFS

Disable the second instance of UFS as it is not working on latest META.

Once issue got fixed, enable back.

Change-Id: I6587ad42d795dc1fdbf491c8bfc0a9d78c3cf6f9
Signed-off-by: Srinivas Ganji <sringanj@codeaurora.org>