Update changelog for 1.3.1-1 release

debian/changelog

+microsoft-authentication-extensions-for-python (1.3.1-1) unstable; urgency=medium
+
+  * Update upstream source from tag 'upstream/1.3.1'
+  * d/control: bump Standards-Version to 4.7.2, no changes
+  * Skip new failing test due to network access
+
+ -- Luca Boccassi <bluca@debian.org>  Sat, 15 Mar 2025 11:37:53 +0000
+
 microsoft-authentication-extensions-for-python (1.2.0-1) unstable; urgency=medium
 
   * d/watch: use uversionmangle to sort x.ybz as x.y~bz for beta releases