configs: rpi_arm64: enable SDHCI SDMA support

RPi4 supports SDMA on it's SDHCI controller. Enable to option for
the combine RPi3/4 config.

Signed-off-by: Matthias Brugger <mbrugger@suse.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Matthias Brugger <mbrugger@suse.com>
1 file changed