ARM: dts: msm: Use spi1 instead of spi4 for k61 on mdm9650 CV2X

Change the spi port used for k61 to match the pins used
in the firmware.

Change-Id: Iaa3e17f197f7a49747f30b5c9d279fa20a9b9e82
Signed-off-by: Gustavo Solaira <gustavos@codeaurora.org>