[libgnome-volume-control] mixer-control: Fix a typo in a debug message

[Piotr Drąg <piotrdrag src gnome org>]

commit 84087213f1d06fdefb29d2a3eba8fc8c30c1ba93
Author: Dmitry Shachnev <mitya57 gmail com>
Date:   Thu Oct 5 23:09:47 2017 +0700

    mixer-control: Fix a typo in a debug message
    
    https://bugzilla.gnome.org/show_bug.cgi?id=788565

 gvc-mixer-control.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gvc-mixer-control.c b/gvc-mixer-control.c
index 7a5d560..24daff8 100644
--- a/gvc-mixer-control.c
+++ b/gvc-mixer-control.c
@@ -2412,7 +2412,7 @@ update_card (GvcMixerControl      *control,
         const char *key;
         void *state;
 
-        g_debug ("Udpating card %s (index: %u driver: %s):",
+        g_debug ("Updating card %s (index: %u driver: %s):",
                  info->name, info->index, info->driver);
 
         for (i = 0; i < info->n_profiles; i++) {