arm64: dts: renesas: beacon: Don't make vccq_sdhi0 always on

vccq_sdhi0 is referenced from sdhi0, so there is no need to force
this regulator to be always-on.  In theory it could help with
low power modes in the future.

Signed-off-by: Adam Ford <aford173@gmail.com>
Link: https://lore.kernel.org/r/20201213183759.223246-11-aford173@gmail.com


Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>