[PATCH] ARM: dts: am57xx-beagle-x15-common: Fix wrong pinctrl selection for mmc2

[Tony Lindgren]

* Nishanth Menon <nm at ti.com> [160915 12:11]:
> Commit d20f997b4d1f ("ARM: dts: am57xx-beagle-x15: Remove pinmux
> configurations for erratum i869") fat fingered a change in which
> basically replaced mmc2_pinctrl_default with mmc1_pinctrl_default. And
> kernel dutifully reports conflict of usage.

Thanks applying into omap-for-v4.9/dt-v2.

Tony