Update stdeb suites to match publish-python.yaml (#56)

Author: cottsay

stdeb.cfg

@@ -1,6 +1,6 @@
 [colcon-notification]
 No-Python2:
 Depends3: python3-colcon-core (>= 0.3.7), python3-notify2
-Suite: xenial bionic focal stretch buster
+Suite: bionic focal jammy stretch buster bullseye
 X-Python3-Version: >= 3.5
 Setup-Env-Vars: BUILD_DEBIAN_PACKAGE=1