Distribute periodic-weekly jobs across the week

This commit closes issue 131. It divides up the weekly jobs across the week using the new weekly-by-day-of-week pipelines in zosci-config.

osci.yaml

@@ -2,26 +2,38 @@
     name: distro-regression
     max: 2
 - project:
-    periodic-weekly:
+    periodic-weekly-sunday:
       jobs:
       - cot_distro-regression_xenial-queens
       - cot_distro-regression_bionic-queens
       - cot_distro-regression_bionic-ussuri
+    periodic-weekly-monday:
+      jobs:
       - cot_distro-regression_focal-ussuri
       - cot_distro-regression_focal-ussuri-ovn-22.03
       - cot_distro-regression_focal-victoria
+    periodic-weekly-tuesday:
+      jobs:
       - cot_distro-regression_focal-wallaby
       - cot_distro-regression_focal-xena
       - cot_distro-regression_focal-yoga
+    periodic-weekly-wednesday:
+      jobs:
       - cot_distro-regression_jammy-yoga
       - cot_distro-regression_jammy-zed
       - cot_distro-regression_jammy-antelope
+    periodic-weekly-thursday:
+      jobs:
       - cot_distro-regression_jammy-bobcat
       - cot_distro-regression_lunar-antelope
       - cot_distro-regression_mantic-bobcat
+    periodic-weekly-friday:
+      jobs:
       - cot_distro-regression_bionic-queens-security
       - cot_distro-regression_focal-ussuri-security
       - cot_distro-regression_jammy-yoga-security
+    periodic-weekly-saturday:
+      jobs:
       - cot_distro-regression_lunar-antelope-security
       - cot_distro-regression_focal-ussuri-to-yoga-upgrades
       - cot_distro-regression_jammy-yoga-to-caracal-upgrades