Fix package webhook (#27839)

Fix #23742

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Co-authored-by: KN4CK3R <admin@oldschoolhack.me>

services/convert/package.go

@@ -35,6 +35,7 @@ func ToPackage(ctx context.Context, pd *packages.PackageDescriptor, doer *user_m
 		Name:       pd.Package.Name,
 		Version:    pd.Version.Version,
 		CreatedAt:  pd.Version.CreatedUnix.AsTime(),
+		HTMLURL:    pd.FullWebLink(),
 	}, nil
 }