vendor: update buildkit

Signed-off-by: CrazyMax <crazy-max@users.noreply.github.com>

vendor/go.opentelemetry.io/otel/baggage/baggage.go

@@ -68,6 +68,9 @@ type Property struct {
 	hasData bool
 }
 
+// NewKeyProperty returns a new Property for key.
+//
+// If key is invalid, an error will be returned.
 func NewKeyProperty(key string) (Property, error) {
 	if !keyRe.MatchString(key) {
 		return newInvalidProperty(), fmt.Errorf("%w: %q", errInvalidKey, key)
@@ -77,6 +80,9 @@ func NewKeyProperty(key string) (Property, error) {
 	return p, nil
 }
 
+// NewKeyValueProperty returns a new Property for key with value.
+//
+// If key or value are invalid, an error will be returned.
 func NewKeyValueProperty(key, value string) (Property, error) {
 	if !keyRe.MatchString(key) {
 		return newInvalidProperty(), fmt.Errorf("%w: %q", errInvalidKey, key)
@@ -151,7 +157,7 @@ func (p Property) Key() string {
 	return p.key
 }
 
-// Value returns the Property value. Additionally a boolean value is returned
+// Value returns the Property value. Additionally, a boolean value is returned
 // indicating if the returned value is the empty if the Property has a value
 // that is empty or if the value is not set.
 func (p Property) Value() (string, bool) {
@@ -244,8 +250,9 @@ type Member struct {
 	hasData bool
 }
 
-// NewMember returns a new Member from the passed arguments. An error is
-// returned if the created Member would be invalid according to the W3C
+// NewMember returns a new Member from the passed arguments. The key will be
+// used directly while the value will be url decoded after validation. An error
+// is returned if the created Member would be invalid according to the W3C
 // Baggage specification.
 func NewMember(key, value string, props ...Property) (Member, error) {
 	m := Member{
@@ -257,7 +264,11 @@ func NewMember(key, value string, props ...Property) (Member, error) {
 	if err := m.validate(); err != nil {
 		return newInvalidMember(), err
 	}
-
+	decodedValue, err := url.QueryUnescape(value)
+	if err != nil {
+		return newInvalidMember(), fmt.Errorf("%w: %q", errInvalidValue, value)
+	}
+	m.value = decodedValue
 	return m, nil
 }
 
@@ -322,8 +333,9 @@ func parseMember(member string) (Member, error) {
 	return Member{key: key, value: value, properties: props, hasData: true}, nil
 }
 
-// validate ensures m conforms to the W3C Baggage specification, returning an
-// error otherwise.
+// validate ensures m conforms to the W3C Baggage specification.
+// A key is just an ASCII string, but a value must be URL encoded UTF-8,
+// returning an error otherwise.
 func (m Member) validate() error {
 	if !m.hasData {
 		return fmt.Errorf("%w: %q", errInvalidMember, m)
@@ -386,7 +398,7 @@ func New(members ...Member) (Baggage, error) {
 		}
 	}
 
-	// Check member numbers after deduplicating.
+	// Check member numbers after deduplication.
 	if len(b) > maxMembers {
 		return Baggage{}, errMemberNumber
 	}
@@ -448,7 +460,7 @@ func Parse(bStr string) (Baggage, error) {
 func (b Baggage) Member(key string) Member {
 	v, ok := b.list[key]
 	if !ok {
-		// We do not need to worry about distiguising between the situation
+		// We do not need to worry about distinguishing between the situation
 		// where a zero-valued Member is included in the Baggage because a
 		// zero-valued Member is invalid according to the W3C Baggage
 		// specification (it has an empty key).
@@ -459,6 +471,7 @@ func (b Baggage) Member(key string) Member {
 		key:        key,
 		value:      v.Value,
 		properties: fromInternalProperties(v.Properties),
+		hasData:    true,
 	}
 }
 
@@ -478,6 +491,7 @@ func (b Baggage) Members() []Member {
 			key:        k,
 			value:      v.Value,
 			properties: fromInternalProperties(v.Properties),
+			hasData:    true,
 		})
 	}
 	return members