update to use containerd seccomp package

Signed-off-by: Jess Frazelle <acidburn@microsoft.com>

vendor/github.com/genuinetools/reg/testutils/configs/basicauth.yml

@@ -1,23 +0,0 @@
-version: 0.1
-log:
-  level: debug
-  formatter: text
-  fields:
-    service: registry
-storage:
-  filesystem:
-    rootdirectory: /var/lib/registry
-  delete:
-    enabled: true
-http:
-  addr: 0.0.0.0:5000
-  headers:
-    X-Content-Type-Options: [nosniff]
-  host: https://localhost:5000
-  tls:
-    certificate: /etc/docker/registry/ssl/cert.pem
-    key: /etc/docker/registry/ssl/key.pem
-auth:
-  htpasswd:
-    realm: basic-realm
-    path: /etc/docker/registry/htpasswd