Build Debian packages for Ubuntu 23.10 Mantic Minotaur (#16524)

changelog.d/16524.misc

@@ -0,0 +1 @@
+Build Debian packages for [Ubuntu 23.10 Mantic Minotaur](https://canonical.com/blog/canonical-releases-ubuntu-23-10-mantic-minotaur).

scripts-dev/build_debian_packages.py

@@ -33,6 +33,7 @@ DISTS = (
     "ubuntu:focal",  # 20.04 LTS (EOL 2025-04) (our EOL forced by Python 3.8 is 2024-10-14)
     "ubuntu:jammy",  # 22.04 LTS (EOL 2027-04) (our EOL forced by Python 3.10 is 2026-10-04)
     "ubuntu:lunar",  # 23.04 (EOL 2024-01) (our EOL forced by Python 3.11 is 2027-10-24)
+    "ubuntu:mantic",  # 23.10 (EOL 2024-07) (our EOL forced by Python 3.11 is 2027-10-24)
     "debian:trixie",  # (EOL not specified yet)
 )