Update deb platforms for release (#70)

Added:
* Ubuntu Noble (24.04 LTS pre-release)
* Debian Trixie (testing)

Dropped:
* Debian Bullseye (oldstable)

Retained:
* Debian Bookworm (stable)
* Ubuntu Focal (20.04 LTS)
* Ubuntu Jammy (22.04 LTS)

publish-python.yaml

@@ -10,5 +10,6 @@ artifacts:
           distributions:
             - ubuntu:focal
             - ubuntu:jammy
-            - debian:bullseye
+            - ubuntu:noble
             - debian:bookworm
+            - debian:trixie

stdeb.cfg

@@ -2,6 +2,6 @@
 No-Python2:
 Build-Depends: python3-setuptools (>= 53.1.0)
 Depends3: python3-colcon-core (>= 0.3.7), python3-notify2
-Suite: focal jammy bullseye bookworm
+Suite: focal jammy noble bookworm trixie
 X-Python3-Version: >= 3.6
 Setup-Env-Vars: BUILD_DEBIAN_PACKAGE=1