packaging: fix sparkle version number

Change-Id: Iee61d8cc7373e7987d4deef2fde23aabd98caaec
Tuleap: #634
diff --git a/sparkle/sparkle-xml-updater.sh b/sparkle/sparkle-xml-updater.sh
index eb892dc..f7056c8 100755
--- a/sparkle/sparkle-xml-updater.sh
+++ b/sparkle/sparkle-xml-updater.sh
@@ -36,7 +36,7 @@
         <item>
             <title>Ring nightly $(date "+%Y/%m/%d %H:%M")</title>
             <pubDate>$DATE_RFC2822</pubDate>
-            <enclosure url="${REPO_URL}/$(basename ${PACKAGE})" sparkle:version="$(date +%Y%m%d%H%M)" sparkle:shortVersionString="nightly-$(date "+%Y%m%d")" length="$PACKAGE_SIZE" type="application/octet-stream" sparkle:dsaSignature="$(./sign_update.sh ${PACKAGE} ${DSA_KEY})" />
+            <enclosure url="${REPO_URL}/$(basename ${PACKAGE})" sparkle:version="$(date +%Y%m%d)" sparkle:shortVersionString="nightly-$(date "+%Y%m%d")" length="$PACKAGE_SIZE" type="application/octet-stream" sparkle:dsaSignature="$(./sign_update.sh ${PACKAGE} ${DSA_KEY})" />
             <sparkle:minimumSystemVersion>10.7</sparkle:minimumSystemVersion>
         </item>
 $(echo -e "${ITEMS}")