Revendor github.com/Microsoft/hcsshim to v0.8.3

Signed-off-by: Justin Terry (VM) <juterry@microsoft.com>

vendor/github.com/Microsoft/hcsshim/internal/hcs/log.go

@@ -0,0 +1,15 @@
+package hcs
+
+import "github.com/sirupsen/logrus"
+
+func logOperationBegin(ctx logrus.Fields, msg string) {
+	logrus.WithFields(ctx).Debug(msg)
+}
+
+func logOperationEnd(ctx logrus.Fields, msg string, err error) {
+	if err == nil {
+		logrus.WithFields(ctx).Debug(msg)
+	} else {
+		logrus.WithFields(ctx).WithError(err).Error(msg)
+	}
+}