Re enabling iiso-offline-install-iscsi.bios

Multi arch images are available now at quay.io/jbtrystram/targetcli so
we can re-enable this test.
This requires further work still, tracked in coreos/fedora-coreos-tracker#1639
Fixes coreos/fedora-coreos-tracker#1638

kola-denylist.yaml

@@ -11,8 +11,18 @@
   warn: true
   platforms:
     - azure
-- pattern: iso-offline-install-iscsi.bios
-  tracker: https://github.com/coreos/fedora-coreos-tracker/issues/1638
+- pattern: ext.config.docker.basic
+  tracker: https://github.com/coreos/fedora-coreos-tracker/issues/1578
+  snooze: 2023-12-14
+  warn: true
+  streams:
+    - rawhide
+- pattern: coreos.unique.boot.failure
+  tracker: https://github.com/coreos/coreos-assembler/issues/3669
+  snooze: 2023-12-12
+  warn: true
+  arches:
+    - aarch64
 - pattern: ext.config.rpm-ostree.kernel-replace
   tracker: https://github.com/coreos/fedora-coreos-tracker/issues/1642
   snooze: 2024-01-22