ARM: dts: apq8064: move sdcc1 pinctrl nodes to soc file

This patch moves out the sdcc1 pinctrl nodes out of board files to soc file,
so that it will be duplicated in other board files.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Andy Gross <andy.gross@linaro.org>