Updated debian changelog for version 2.1.0

debian/changelog

+swh-loader-git (2.1.0-1~swh1) unstable-swh; urgency=medium
+
+  * New upstream release 2.1.0     - (tagged by Nicolas Dandrimont
+    <nicolas@dandrimont.eu> on 2022-11-04 20:37:41 +0100)
+  * Upstream changes:     - Release swh.loader.git v2.1.0     - Infer
+    snapshot branch target types from the archive when doing an     -
+    incremental load     - Filter all refs in the dumb protocol loader
+
+ -- Software Heritage autobuilder (on jenkins-debian1) <jenkins@jenkins-debian1.internal.softwareheritage.org>  Fri, 04 Nov 2022 19:43:45 +0000
+
 swh-loader-git (2.0.0-1~swh1) unstable-swh; urgency=medium
 
   * New upstream release 2.0.0     - (tagged by Nicolas Dandrimont