ARM: dts: msm: add gpio controller node for msmcobalt

WCD934X audio codec has GPIO controller and hence add
pinctrl node for WCD934X pinctrl driver. Change WSA GPIO's
to codec GPIO's.

CRs-Fixed: 1041199
Change-Id: I0f04c08587f080eb2df7341d41344ce2079de21b
Signed-off-by: Yeleswarapu Nagaradhesh <nagaradh@codeaurora.org>