pasta: print warnings by default

New pasta versions do not print warnings by default. As such we should
print the output by default so that users will be aware of any potential
problems.

Signed-off-by: Paul Holzinger <pholzing@redhat.com>

libnetwork/pasta/pasta_linux.go

@@ -96,11 +96,7 @@ func Setup(opts *SetupOptions) (*SetupResult, error) {
 		}
 
 		if len(out) > 0 {
-			// TODO: This should be warning but right now pasta still prints
-			// things with --quiet that we do not care about.
-			// For now info is fine and we can bump it up later, it is only a
-			// nice to have.
-			logrus.Infof("pasta logged warnings: %q", string(out))
+			logrus.Warnf("pasta logged warnings: %s", string(out))
 		}
 		break
 	}