fix sabrelite sdcards speeds
rename pinctrl_usdhc for imx6qdl-sabresd.dtsi imx6qdl-sabreauto.dtsi imx6q-arm2.dts
rename pwm pinctrlf for imx6qdl-sabresd.dtsi imx6qdl-sabreauto.dtsi imx6q-sabrelite.dts