[gnome-color-manager] Release version 3.21.91

[Richard Hughes <rhughes src gnome org>]

commit 6705d3f0be52cd530a3ae5aee3090a84f97ffd62
Author: Richard Hughes <richard hughsie com>
Date:   Mon Aug 29 08:33:21 2016 +0100

    Release version 3.21.91

 .../org.gnome.ColorProfileViewer.appdata.xml.in    |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)
---
diff --git a/data/appdata/org.gnome.ColorProfileViewer.appdata.xml.in 
b/data/appdata/org.gnome.ColorProfileViewer.appdata.xml.in
index b25f164..e02214b 100644
--- a/data/appdata/org.gnome.ColorProfileViewer.appdata.xml.in
+++ b/data/appdata/org.gnome.ColorProfileViewer.appdata.xml.in
@@ -36,6 +36,11 @@
    Validate with `appstream-util validate *.appdata.xml`
   -->
   <releases>
+    <release date="2016-08-29" version="3.21.91">
+      <description>
+        <p>This release only updates translations.</p>
+      </description>
+    </release>
     <release date="2016-08-15" version="3.21.90">
       <description>
         <p>This release fixes the following bugs:</p>