ARM: dts: msm: correct us_euro gpio as per pinctrl

us_euro gpio is an output GPIO, so update pinctrl
node accordingly.

CRs-Fixed: 698473
Change-Id: I927ba3c555b606943e6777ec347f0e4e0074e26c
Signed-off-by: Yeleswarapu Nagaradhesh <nagaradh@codeaurora.org>