Metal3: Add 'daily' keyword in main job names to better differentiate them from PR jobs.

Change-Id: Iffdc8034f26b5ef46a3dd612b19d334a94a4d120
diff --git a/jjb/metal3/projects.yml b/jjb/metal3/projects.yml
index 0859eab..0e2dc00 100644
--- a/jjb/metal3/projects.yml
+++ b/jjb/metal3/projects.yml
@@ -76,6 +76,8 @@
           repo: ironic-image
       - ironic_ipa_downloader:
           repo: ironic-ipa-downloader
+      -  mariadb-image:
+          repo: mariadb-image
     image_os:
       - ubuntu
       - centos