[gnome-applets/wip/muktupavels/werror] multiload: fix -Wdouble-promotion warnings

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 9c731c6df211d876a6c6db010d0dbfb376fb129b
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Sat Apr 4 20:06:14 2020 +0300

    multiload: fix -Wdouble-promotion warnings

 gnome-applets/multiload/linux-proc.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gnome-applets/multiload/linux-proc.c b/gnome-applets/multiload/linux-proc.c
index 0120fdb9b..b4d8efcfb 100644
--- a/gnome-applets/multiload/linux-proc.c
+++ b/gnome-applets/multiload/linux-proc.c
@@ -258,8 +258,8 @@ void
 GetLoadAvg (int Maximum, int data [2], LoadGraph *g)
 {
     const float per_cpu_max_loadavg = 5.0f;
-    float max_loadavg;
-    float loadavg1;
+    double max_loadavg;
+    double loadavg1;
     float used;
 
     glibtop_loadavg loadavg;