version correction

Signed-off-by: dartcafe <github@dartcafe.de>

appinfo/info.xml

@@ -4,7 +4,7 @@
     <name>Polls</name>
     <summary>A polls app, similar to Doodle/Dudle with the possibility to restrict access.</summary>
     <description>A polls app, similar to Doodle/Dudle with the possibility to restrict access (members, certain groups/users, hidden and public).</description>
-    <version>3.6.1</version>
+    <version>3.7.2-beta2</version>
     <licence>agpl</licence>
     <author>Vinzenz Rosenkranz</author>
     <author>René Gieling</author>