dt-bindings: soc: imx: fsl,imx-anatop: add imx6q regulators

imx6q has additional regulators compared to imx6ul. Add them to the list
of allowed patterns.

Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20240314145953.2957313-1-alexander.stein@ew.tq-group.com
Signed-off-by: Rob Herring <robh@kernel.org>