Update deb platforms for release (#57)

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

@@ -1,5 +1,5 @@
 [colcon-python-setup-py]
 No-Python2:
 Depends3: python3-colcon-core (>= 0.6.1), python3-setuptools
-Suite: focal jammy bullseye bookworm
+Suite: focal jammy noble bookworm trixie
 X-Python3-Version: >= 3.6