[gnome-documents] appdata: Add release tag

[Christopher Davis <christopherdavis src gnome org>]

commit d4e3a0b43a200dd238724c2dd60769f05adf1ecd
Author: Umang Jain <mailumangjain gmail com>
Date:   Mon Apr 1 11:03:55 2019 +0530

    appdata: Add release tag
    
    The appdata validation is now more strict and has a
    mandatory requirement of the "release" tag [1]
    
    [1] https://github.com/hughsie/appstream-glib/pull/296

 data/org.gnome.Documents.appdata.xml.in | 9 +++++++++
 1 file changed, 9 insertions(+)
---
diff --git a/data/org.gnome.Documents.appdata.xml.in b/data/org.gnome.Documents.appdata.xml.in
index 083ca444..ca837442 100644
--- a/data/org.gnome.Documents.appdata.xml.in
+++ b/data/org.gnome.Documents.appdata.xml.in
@@ -51,6 +51,15 @@
   <project_group>GNOME</project_group>
   <update_contact>debarshir_at_gnome.org</update_contact>
   <translation type="gettext">gnome-documents</translation>
+  <releases>
+    <release version="3.32.0" date="2019-03-11">
+      <description>
+        <p>
+          We are proud to announce GNOME Documents 3.32.0 as the latest stable version.
+        </p>
+      </description>
+    </release>
+  </releases>
   <content_rating type="oars-1.1">
     <content_attribute id="violence-cartoon">none</content_attribute>
     <content_attribute id="violence-fantasy">none</content_attribute>