vendor: update c/common

Signed-off-by: Giuseppe Scrivano <gscrivan@redhat.com>

vendor/github.com/opencontainers/cgroups/fs/name.go

@@ -0,0 +1,30 @@
+package fs
+
+import (
+	"github.com/opencontainers/cgroups"
+)
+
+type NameGroup struct {
+	GroupName string
+	Join      bool
+}
+
+func (s *NameGroup) Name() string {
+	return s.GroupName
+}
+
+func (s *NameGroup) Apply(path string, _ *cgroups.Resources, pid int) error {
+	if s.Join {
+		// Ignore errors if the named cgroup does not exist.
+		_ = apply(path, pid)
+	}
+	return nil
+}
+
+func (s *NameGroup) Set(_ string, _ *cgroups.Resources) error {
+	return nil
+}
+
+func (s *NameGroup) GetStats(path string, stats *cgroups.Stats) error {
+	return nil
+}