ci: add new Fedora and Ubuntu

Refresh the list of distros used for testing: add new Fedora 40 and
Ubuntu 23.10 and 24.04, while dropping unsupported Ubuntu 23.04 (Lunar).

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

.github/workflows/ci.yml

@@ -43,10 +43,12 @@ jobs:
           # Fails on configure on GCC and clang (process restrictions?)
           # - fedora:rawhide
           - fedora:latest
+          - fedora:40
           - fedora:39
           - fedora:38
           - fedora:37
-          - ubuntu:lunar # EOL 01.2024
+          - ubuntu:noble
+          - ubuntu:mantic
           - ubuntu:jammy
           - ubuntu:focal
           # On Ubuntu Bionic the Meson doesn't support feature options