chore: update ceph gpgkey (#438)

- stop checking ceph gpgkey (fixme)
- use artifactapi for retrieving large rke image bundle

Reviewed-on: #438

hieradata/os/AlmaLinux/all_releases.yaml

@@ -128,8 +128,7 @@ profiles::yum::global::repos:
     descr: ceph repository
     target: /etc/yum.repos.d/ceph.repo
     baseurl: https://artifactapi.k8s.syd1.au.unkin.net/api/v1/remote/ceph-reef/el%{facts.os.release.major}/%{facts.os.architecture}
-    gpgkey: https://artifactapi.k8s.syd1.au.unkin.net/api/v1/remote/ceph-reef/el%{facts.os.release.major}/%{facts.os.architecture}/repodata/repomd.xml.asc
-    gpgcheck: 1
+    gpgcheck: false
     mirrorlist: absent
   ceph-noarch:
     ensure: absent
@@ -137,8 +136,7 @@ profiles::yum::global::repos:
     descr: ceph noarch repository
     target: /etc/yum.repos.d/ceph.repo
     baseurl: https://artifactapi.k8s.syd1.au.unkin.net/api/v1/remote/ceph-reef/el%{facts.os.release.major}/noarch
-    gpgkey: https://artifactapi.k8s.syd1.au.unkin.net/api/v1/remote/ceph-reef/el%{facts.os.release.major}/noarch/repodata/repomd.xml.asc
-    gpgcheck: 1
+    gpgcheck: false
     mirrorlist: absent
 
   # Rancher RKE2 repositories