Merge pull request #2233 from dave-tucker/ns-detect

getty: Detect if you are in a namespace

linuxkit.yml

@@ -20,7 +20,7 @@ onshutdown:
     command: ["/bin/echo", "so long and thanks for all the fish"]
 services:
   - name: getty
-    image: linuxkit/getty:894eef1e5f62f3bc31de8ffaff2b6c0e093c4595
+    image: linuxkit/getty:58620cff1b0bf8b5d144d087602115e996f18a02
     env:
      - INSECURE=true
   - name: rngd