Debian: Adjust changelog for 0.3.1 release

Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>
diff --git a/debian/changelog b/debian/changelog
index 9aa9be2..d34839a 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+swtpm (0.3.1-1) RELEASED; urgency=medium
+
+  * Release of swtpm-0.3.1
+
+ -- Stefan Berger <stefanb@linux.ibm.com>  Mon, 30 Mar 2020 08:16:00 -0500
+
 swtpm (0.3.0-1) RELEASED; urgency=medium
 
   * Release of swtpm-0.3.0