Align BCM voter node with DT schema by using hyphen instead of
underscore.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220411085935.130072-1-krzysztof.kozlowski@linaro.org