Fix CI on perl <= 5.20

Leont · Leont · commit bf43e8dc5c0d · 2025-01-16T16:27:14.000+01:00
diff --git a/.github/workflows/smoke-ubuntu-linux.yml b/.github/workflows/smoke-ubuntu-linux.yml
@@ -49,13 +49,13 @@ jobs:
             "5.26",
             "5.24",
             "5.22",
-            "5.20",
-            "5.18",
-            "5.16",
-            "5.14",
-            "5.12",
-            "5.10",
-            "5.8",
+            "5.20-buster",
+            "5.18-buster",
+            "5.16-buster",
+            "5.14-buster",
+            "5.12-buster",
+            "5.10-buster",
+            "5.8-buster",
           ]
 
     container:
