ARM: dts: qcom: apq8060-dragonboard: fix typo in eMMC

eMMC was misspelled as eMMMC.
Signed-off-by: NBen Wolsieffer <benwolsieffer@gmail.com>
Signed-off-by: NBjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220127025358.2202977-1-benwolsieffer@gmail.com

arch/arm/boot/dts/qcom-apq8060-dragonboard.dts

@@ -83,7 +83,7 @@
 
 	soc {
 		pinctrl@800000 {
-			/* eMMMC pins, all 8 data lines connected */
+			/* eMMC pins, all 8 data lines connected */
 			dragon_sdcc1_pins: sdcc1 {
 				mux {
 					pins = "gpio159", "gpio160", "gpio161",