Modify the changelog to include the bug number.

debian/changelog

@@ -4,11 +4,12 @@ livecd-rootfs (2.525.13) UNRELEASED; urgency=medium
   * Update Vcs-* fields in debian/control to point to git.
 
   [ Łukasz 'sil2100' Zemczak ]
-  * Add wpasupplicant to the additional packages installed for the raspi2 and
+  * Another batch of cherry-picks for raspi3 support (LP: #1805668)
-    raspi3 targets.
+    - Add wpasupplicant to the additional packages installed for the raspi2 and
-  * Default to IMAGEFORMAT=ubuntu-image for raspi3 ubuntu-cpc builds.
+      raspi3 targets.
-  * Link the resulting raspi3 image to a filename that cdimage expects from a
+    - Default to IMAGEFORMAT=ubuntu-image for raspi3 ubuntu-cpc builds.
-    preinstalled image build.
+    - Link the resulting raspi3 image to a filename that cdimage expects from a
+      preinstalled image build.
 
  -- Łukasz 'sil2100' Zemczak <lukasz.zemczak@ubuntu.com>  Fri, 11 Jan 2019 14:53:10 +0100