style: use deb822 format and remove deprecated apt_key (resolves #2233 / ND-2723)

molecule/virtualbox/molecule.yml

@@ -12,7 +12,7 @@ platforms:
   # Check out the documentation at
   # https://github.com/ansible-community/molecule-vagrant#documentation
   # for more platform parameters.
-  - name: mol-samity
+  - name: mol-sanity
     box: debian/bookworm64
     memory: 1024
     # List of raw Vagrant `config` options.
@@ -28,7 +28,7 @@ provisioner:
   config_options:
     defaults:
       # https://stackoverflow.com/questions/57435811/ansible-molecule-pass-multiple-vault-ids
-      vault_identity_list: "../../../lza_sanitytest.pass"
+      vault_identity_list: " ../lza_sanitytest.pass, ../../../lza_sanitytest.pass"
   vvv: false
   playbooks:
     # create: ../resources/playbooks/create.yml