bump magnum tag

Author: scrungus

etc/kayobe/kolla/globals.yml

@@ -20,9 +20,9 @@ kayobe_image_tags:
     rocky: yoga-20231218T141822
     ubuntu: yoga-20231107T165648
   magnum:
-    centos: yoga-20240214T151004
-    rocky: yoga-20240214T151004
-    ubuntu: yoga-20240214T151004
+    centos: yoga-20240229T120519
+    rocky: yoga-20240229T120519
+    ubuntu: yoga-20240229T120519
   neutron:
     centos: yoga-20231114T125927
     rocky: yoga-20240105T120257