soc: qcom: use devm_kcalloc() for array space allocation

soc: qcom: use devm_kcalloc() for array space allocation

Replace calls of devm_kzalloc() with devm_kcalloc() in master_stats_probe()
for safer memory allocation with built-in overflow protection.

Signed-off-by: Qianfeng Rong <rongqianfeng@vivo.com>
Link: https://lore.kernel.org/r/20250819035935.434121-1-rongqianfeng@vivo.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>