CI: Drop masakari jobs from project.yaml

Those have been failing for long time and Masakari is deprecated
in Kolla (not mentioning the state of the project itself).

Change-Id: I06d32f8f4921b2025fd176be1198dc0cbcfa5f3b

zuul.d/project.yaml

@@ -32,8 +32,6 @@
         - kolla-ansible-ubuntu-magnum
         - kolla-ansible-rocky9-octavia
         - kolla-ansible-ubuntu-octavia
-        - kolla-ansible-rocky9-masakari
-        - kolla-ansible-ubuntu-masakari
         - kolla-ansible-rocky9-ironic
         - kolla-ansible-debian-ironic
         - kolla-ansible-ubuntu-ironic