pmdomain: core: Print a message when unused power domains are disabled

In a similar spirit to commit 12ca59b ("clk: Print an info line
before disabling unused clocks"), print the message in both ignore AND
cleanup cases to better inform the user (and more importantly, the
developer) when it happens.

Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20231227-topic-pmdomain_spam-v1-1-ff0410086b36@linaro.org
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

Author: konradybcio

drivers/pmdomain/core.c

@@ -1130,6 +1130,7 @@ static int __init genpd_power_off_unused(void)
 		return 0;
 	}
 
+	pr_info("genpd: Disabling unused power domains\n");
 	mutex_lock(&gpd_list_lock);
 
 	list_for_each_entry(genpd, &gpd_list, gpd_list_node)