satellite/satellitedb: remove duplicate NullUUID

Change-Id: I0fa583140ab14448c26c602838aa035d8372b965

satellite/satellitedb/projectmembers.go

@@ -241,11 +241,11 @@ func (pm *projectMembers) GetPagedWithInvitationsByProjectID(ctx context.Context
 
 	for rows.Next() {
 		var (
-			memberID  NullUUID
+			memberID  uuid.NullUUID
 			projectID uuid.UUID
 			createdAt time.Time
 			email     string
-			inviterID NullUUID
+			inviterID uuid.NullUUID
 		)
 
 		err = rows.Scan(

satellite/satellitedb/util.go

@@ -6,7 +6,6 @@ package satellitedb
 import (
 	"github.com/zeebo/errs"
 
-	"storj.io/common/uuid"
 	"storj.io/private/tagsql"
 )
 
@@ -61,26 +60,3 @@ func convertSliceWithErrors[In, Out any](xs []In, fn func(In) (Out, error)) ([]O
 	}
 	return rs, errs
 }
-
-// NullUUID represents a nullable uuid.UUID that can be used as an SQL scan destination.
-type NullUUID struct {
-	UUID  uuid.UUID
-	Valid bool
-}
-
-// Scan implements the sql.Scanner interface.
-// It scans a value from the database into the NullUUID.
-func (nu *NullUUID) Scan(value interface{}) error {
-	if value == nil {
-		nu.UUID = uuid.UUID{}
-		nu.Valid = false
-		return nil
-	}
-	valueBytes, ok := value.([]byte)
-	if !ok {
-		return errs.New("invalid UUID type")
-	}
-	copy(nu.UUID[:], valueBytes)
-	nu.Valid = true
-	return nil
-}