yaml: Remove trust section from examples and tests

With 561ce6f4be ("Remove Notary and Content Trust") we
removed support for content trust. No need to have it
in the YAMLs either.

Signed-off-by: Rolf Neugebauer <rn@rneugeba.io>

examples/static-ip.yml

@@ -27,6 +27,3 @@ files:
 #      domain test.local
       nameserver 10.10.1.101
       nameserver 10.10.1.100     
-trust:
-  org:
-    - linuxkit