chore: also test new nerdctl feature

Signed-off-by: thediveo <[email protected]>

Author: thediveo

.github/workflows/test.yaml

@@ -23,6 +23,7 @@ jobs:
           - go-mod-upgrade
           - goreportcard
           - local-pkgsite
+          - nerdctl
           - pin-github-action
           - wal-wahl
         baseImage: