Added missing 'container' property in metadata on a package version. (o…

…ctokit#2696)

Co-authored-by: Keegan Campbell <[email protected]>

Octokit/Models/Response/PackageVersion.cs

@@ -46,13 +46,16 @@ public class PackageVersionMetadata
     {
         public PackageVersionMetadata() { }
 
-        public PackageVersionMetadata(string packageType)
+        public PackageVersionMetadata(string packageType, PackageVersionMetadataContainer container)
         {
             PackageType = packageType;
+            Container = container;
         }
 
         public string PackageType { get; private set; }
 
+        public PackageVersionMetadataContainer Container { get; private set; }
+
         internal string DebuggerDisplay => new SimpleJsonSerializer().Serialize(this);
     }