d/changelog: bump version

debian/changelog

+chatty (0.3.0~beta2-1) UNRELEASED; urgency=medium
+
+  [ Henry-Nicolas Tourneur ]
+  * d/changelog: remove duplicate line
+
+  [ Evangelos Ribeiro Tzaras ]
+  * d/control: Bump required libhandy dependency
+  * Update to 0.3.0~beta1
+
+ -- Evangelos Ribeiro Tzaras <devrtz-debian@fortysixandtwo.eu>  Wed, 14 Apr 2021 22:55:30 +0200
+
 chatty (0.3.0~beta-1) experimental; urgency=medium
 
   * d/control: Update dependencies for latest version