wandboard: Use imx6dl-wandboard.dtb for the solo version

The wandboard solo version should boot the 'imx6dl-wandboard.dtb' file, since
dual-lite and solo variants are the same SoC with only the number of cores being
different.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
1 file changed