add a changelog entry for the intel-iot change

debian/changelog

@@ -1,10 +1,15 @@
-livecd-rootfs (2.733) UNRELEASED; urgency=medium
+livecd-rootfs (2.734) UNRELEASED; urgency=medium
 
+  [ Michael Hudson-Doyle ]
   * Add a minimal server layer underneath the full server layer. Continue to
     mount the full server layer at /media/filesystem for now to keep
     compatibility with current subiquity.
 
- -- Michael Hudson-Doyle <michael.hudson@ubuntu.com>  Tue, 03 Aug 2021 16:34:57 +1200
+  [ Brian Murray ]
+  * Make sure we're using the 'classic' branch for the intel-iot gadget.
+    (LP: #1938338)
+
+ -- Brian Murray <brian@ubuntu.com>  Mon, 16 Aug 2021 11:48:09 -0700
 
 livecd-rootfs (2.732) impish; urgency=medium