arm: dts: msm8974: Add TLMM pinctrl node

Replace the older TLMM configuratons with the Linux pin control
framework for msm8974.
Removes old gpio usage for card detecton gpio.

Change-Id: I43c7dbeff8e1b7e6e300263514db1649e943498d
Signed-off-by: Hanumant Singh <hanumant@codeaurora.org>
Signed-off-by: Konstantin Dorfman <kdorfman@codeaurora.org>
Signed-off-by: Venkat Gopalakrishnan <venkatg@codeaurora.org>