[gnome-applets/wip/muktupavels/werror] cpufreq: fix -Wdouble-promotion warning

[Alberts Muktupāvels <muktupavels src gnome org>]

commit d34e5488f736d29dd31af81e9babdf4307ad0c80
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Sat Apr 4 22:00:17 2020 +0300

    cpufreq: fix -Wdouble-promotion warning

 gnome-applets/cpufreq/cpufreq-utils.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gnome-applets/cpufreq/cpufreq-utils.c b/gnome-applets/cpufreq/cpufreq-utils.c
index 54ff6de3b..a79f18aa9 100644
--- a/gnome-applets/cpufreq/cpufreq-utils.c
+++ b/gnome-applets/cpufreq/cpufreq-utils.c
@@ -143,7 +143,7 @@ cpufreq_utils_get_frequency_label (guint freq)
        if (((freq % divisor) == 0) || divisor == 1000) /* integer */
                return g_strdup_printf ("%d", freq / divisor);
        else /* float */
-               return g_strdup_printf ("%3.2f", ((gfloat)freq / divisor));
+               return g_strdup_printf ("%3.2f", ((double) freq / divisor));
 }
 
 gchar *