remove libartifact from podman

pkg/libartifact has been moved to common and as such needs to be removed
from podman and the new common vendored in along with required deps.

https://issues.redhat.com/browse/RUN-3618

Signed-off-by: Brent Baude <bbaude@redhat.com>

vendor/github.com/google/go-containerregistry/pkg/name/registry.go

@@ -15,6 +15,8 @@
 package name
 
 import (
+	"encoding"
+	"encoding/json"
 	"net"
 	"net/url"
 	"path"
@@ -37,6 +39,11 @@ type Registry struct {
 	registry string
 }
 
+var _ encoding.TextMarshaler = (*Registry)(nil)
+var _ encoding.TextUnmarshaler = (*Registry)(nil)
+var _ json.Marshaler = (*Registry)(nil)
+var _ json.Unmarshaler = (*Registry)(nil)
+
 // RegistryStr returns the registry component of the Registry.
 func (r Registry) RegistryStr() string {
 	return r.registry
@@ -140,3 +147,33 @@ func NewInsecureRegistry(name string, opts ...Option) (Registry, error) {
 	opts = append(opts, Insecure)
 	return NewRegistry(name, opts...)
 }
+
+// MarshalJSON formats the Registry into a string for JSON serialization.
+func (r Registry) MarshalJSON() ([]byte, error) { return json.Marshal(r.String()) }
+
+// UnmarshalJSON parses a JSON string into a Registry.
+func (r *Registry) UnmarshalJSON(data []byte) error {
+	var s string
+	if err := json.Unmarshal(data, &s); err != nil {
+		return err
+	}
+	n, err := NewRegistry(s)
+	if err != nil {
+		return err
+	}
+	*r = n
+	return nil
+}
+
+// MarshalText formats the registry into a string for text serialization.
+func (r Registry) MarshalText() ([]byte, error) { return []byte(r.String()), nil }
+
+// UnmarshalText parses a text string into a Registry.
+func (r *Registry) UnmarshalText(data []byte) error {
+	n, err := NewRegistry(string(data))
+	if err != nil {
+		return err
+	}
+	*r = n
+	return nil
+}