armv8: dts: fsl-ls1012a: add sata node support

One ls1012a, there is one SATA 3.0 advanced host controller interface
which is a high-performance SATA solution that delivers comprehensive
and fully-compliant generation 3 (1.5 Gb/s - 6.0 Gb/s) serial ATA
capabilities, in accordance with the serial ATA revision 3.0 of Serial
ATA International Organization.
Add sata node to support this feature.

Signed-off-by: Tang Yuantian <andy.tang@nxp.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: York Sun <york.sun@nxp.com>