Some more fixes/cleanups for editions.yml

Change-Id: I1ffff107f1ff305e9293391dc7a1d2114d1d71e9

editions.yml

@@ -26,10 +26,20 @@ daily_extended: &daily_extended
     - "almalinux-9"
     - "sles-15sp5"
 
+# Max L runs on the latest ubuntu and does not want to reinstall his machine
+daily_saas: &daily_saas
+   - "ubuntu-22.04"
+   - "ubuntu-23.10"
+
 # Builds for those distros will only be available internally for development purpose
 internal_distros: &internal_distros
     - "ubuntu-23.10"
 
+# README:
+# - the following sections defines what will be build/tested under which "use-case"
+# - as a consequence, you need to consider e.g.:
+#   - if we want to test the update for the combination edition A / distro B, we may also need the builds for that!
+#   - so keep that in mind when changing those settings!
 editions:
     enterprise:
         release: [*common, "cma-3", "cma-4"]
@@ -44,7 +54,7 @@ editions:
         daily: *daily_reduced
         daily_tests: *daily_reduced
         # Don't test the update process for internal distros, they are not public anyway
-        daily_update_tests: [*common]
+        daily_update_tests: [*daily_reduced]
         weekly: *daily_reduced
         testbuild: []
     managed:
@@ -61,10 +71,9 @@ editions:
         testbuild: []
     saas:
         release: ["ubuntu-22.04"]
-        # Max L runs on the latest ubuntu and does not want to reinstall his machine
-        daily: ["ubuntu-22.04", "ubuntu-23.10"]
-        daily_tests: ["ubuntu-22.04", "ubuntu-23.10"]
-        weekly: ["ubuntu-22.04", "ubuntu-23.10"]
+        daily: *daily_saas
+        daily_tests: *daily_saas
+        weekly: *daily_saas
         testbuild: []
 
 # TODO: Sync this with our omd/distros/*.mk files