Updated debian changelog for version 0.2.13

debian/changelog

+swh-web (0.2.13-1~swh1) unstable-swh; urgency=medium
+
+  * New upstream release 0.2.13     - (tagged by Antoine Lambert
+    <anlambert@softwareheritage.org> on 2023-01-16 14:37:40 +0100)
+  * Upstream changes:     - version 0.2.13
+
+ -- Software Heritage autobuilder (on jenkins-debian1) <jenkins@jenkins-debian1.internal.softwareheritage.org>  Mon, 16 Jan 2023 13:50:02 +0000
+
 swh-web (0.2.12-1~swh1) unstable-swh; urgency=medium
 
   * New upstream release 0.2.12     - (tagged by Antoine Lambert