clk: qcom: Constify list of critical CBCR registers

clk: qcom: Constify list of critical CBCR registers

The static array 'xxx_critical_cbcrs' contains probe match-like data and
is not modified: neither by the driver defining it nor by common.c code
using it.

Make it const for code safety and code readability.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Reviewed-by: Vladimir Zapolskiy <vladimir.zapolskiy@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20260331091721.61613-4-krzysztof.kozlowski@oss.qualcomm.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>