Remove amazon-linux2 from CI: issue with vm creation (#12017)

Co-authored-by: ant31 <2t.antoine@gmail.com>

.gitlab-ci/packet.yml

@@ -111,8 +111,13 @@ packet_rockylinux9-cilium:
   variables:
     RESET_CHECK: "true"
 
+# Need an update of the container image to use schema v2
+# update: quay.io/kubespray/vm-amazon-linux-2:latest
 packet_amazon-linux-2-all-in-one:
-  extends: .packet_pr
+  extends: .packet_pr_manual
+  rules:
+    - when: manual
+      allow_failure: true
 
 packet_opensuse-docker-cilium:
   extends: .packet_pr