arm64: dts: qcom: cp01-c1: use "okay" instead of "ok"

Use "okay" instead of "ok" in USB nodes as "ok" is deprecated.

Signed-off-by: Robert Marko <robimarko@gmail.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220927201415.1265191-2-robimarko@gmail.com