Adjust BMO periodic e2e frequencies

Signed-off-by: Huy Mai <huy.mai@est.tech>
Change-Id: I649939ab11cf6d5023ac73581923b6334045f0c0
diff --git a/jjb/metal3/baremetal-operator/jjb-bmo-e2e.yaml b/jjb/metal3/baremetal-operator/jjb-bmo-e2e.yaml
index 96a6b7e..3750f46 100644
--- a/jjb/metal3/baremetal-operator/jjb-bmo-e2e.yaml
+++ b/jjb/metal3/baremetal-operator/jjb-bmo-e2e.yaml
@@ -27,20 +27,19 @@
         # Run at 03:45 (UTC) every day
         - timed: "45 3 * * *"
 
-    # Pediodic jobs for release-0.6 branch
+    # Pediodic jobs for release branches
     - "{job_prefix}-{name}-e2e-test-{type}":
         type: periodic-release-0.6
         BRANCH_NAME: "release-0.6"
         triggers:
-        # Run at 01:45 (UTC) every day
-        - timed: "45 1 * * *"
+        # Run at 01:45 (UTC) every odd day
+        - timed: "45 1 1-31/2 * *"
     - "{job_prefix}-{name}-e2e-test-{type}":
-        type: optional-periodic-release-0.6
-        BRANCH_NAME: "release-0.6"
-        GINKGO_FOCUS: "upgrade"
+        type: periodic-release-0.5
+        BRANCH_NAME: "release-0.5"
         triggers:
-        # Run at 01:45 (UTC) every day
-        - timed: "45 1 * * *"
+        # Run at 01:45 (UTC) every even day
+        - timed: "45 1 2-30/2 * *"
 
 - job-template:
     name: "{job_prefix}-{name}-e2e-test-{type}"