CI: update Linux test targets (#2370)

Ubuntu Plucky is no longer supported by
Canonical, use Questing

diff --git a/.github/workflows/slow.yaml b/.github/workflows/slow.yaml
index 68216242b8612440bbce50faebcd227efceace2c..dcb1c0f70cdaaaa84b32e9edb433cf55d8023c16 100644 (file)
--- a/.github/workflows/slow.yaml
+++ b/.github/workflows/slow.yaml
@@ -41,9 +41,8 @@ jobs:
           - opensuse-tumbleweed
           - ubuntu-focal
           - ubuntu-jammy
-          - ubuntu-noble # EOL 2036-04
-          - ubuntu-oracular # EOL 2025-07
-          - ubuntu-plucky
+          - ubuntu-noble
+          - ubuntu-questing
         compiler:
           - { CC: gcc, CXX: g++ }
           - { CC: clang, CXX: clang++ }