[gnome-clocks] metainfo: rename alarms screenshot

[Bilal Elmoussaoui <bilelmoussaoui src gnome org>]

commit 43d12471ddc9ef88406cfe7fee5a9acb5078cbe2
Author: Bilal Elmoussaoui <bil elmoussaoui gmail com>
Date:   Tue Mar 10 12:34:33 2020 +0100

    metainfo: rename alarms screenshot
    
    fixes #85

 data/appdata/{alarms.png => alarm.png} | Bin
 1 file changed, 0 insertions(+), 0 deletions(-)
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diff --git a/data/appdata/alarms.png b/data/appdata/alarm.png
similarity index 100%
rename from data/appdata/alarms.png
rename to data/appdata/alarm.png