[fractal] build: Add develoment version to metainfo

[Julian Sparber <jsparber src gnome org>]

commit 9968d724f078dff7d4ad73b6e7d4ab39948b84e0
Author: Kévin Commaille <zecakeh tedomum fr>
Date:   Thu Mar 31 00:16:29 2022 +0200

    build: Add develoment version to metainfo
    
    Fixes the version of the flatpak bundle

 data/org.gnome.Fractal.metainfo.xml.in.in | 5 +++++
 1 file changed, 5 insertions(+)
---
diff --git a/data/org.gnome.Fractal.metainfo.xml.in.in b/data/org.gnome.Fractal.metainfo.xml.in.in
index bd4e94583..5eef0314d 100644
--- a/data/org.gnome.Fractal.metainfo.xml.in.in
+++ b/data/org.gnome.Fractal.metainfo.xml.in.in
@@ -19,6 +19,11 @@
     </screenshot>
   </screenshots>
   <releases>
+    <release version="5.alpha" type="development" date="2022-03-30" urgency="high">
+      <description>
+        <p>Nightly preview of Fractal.</p>
+      </description>
+    </release>
     <release version="4.4" type="stable" date="2020-08-07" urgency="high">
       <description>
         <p>This new major release is the result of 10 months of hard work.</p>