[gnome-user-docs] Change "application" to "applications"

[Petr Kovář <pmkovar src gnome org>]

commit 6af93c6c48431aacb1ee03cb69ce343900628090
Author: scootergrisen <scootergrisen gmail com>
Date:   Wed Jan 6 13:40:58 2021 +0000

    Change "application" to "applications"

 gnome-help/C/sound-volume.page | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gnome-help/C/sound-volume.page b/gnome-help/C/sound-volume.page
index 5533c151..d8e7d609 100644
--- a/gnome-help/C/sound-volume.page
+++ b/gnome-help/C/sound-volume.page
@@ -62,7 +62,7 @@
       <p>Click on <gui>Sound</gui> to open the panel.</p>
     </item>
     <item>
-      <p>Under <gui>Volume Levels</gui>, change the volume of the application
+      <p>Under <gui>Volume Levels</gui>, change the volume of the applications
       listed there. The button at the end of the volume slider toggles
       <gui>Mute</gui> on and off.</p>