fix(deps): update module github.com/99designs/gqlgen to v0.17.85

graph/generated/generated.go

@@ -4196,7 +4196,11 @@ func (ec *executionContext) _Supergraph(ctx context.Context, sel ast.SelectionSe
 		}
 		return ec._SubGraphs(ctx, sel, obj)
 	default:
-		panic(fmt.Errorf("unexpected type %T", obj))
+		if obj, ok := obj.(graphql.Marshaler); ok {
+			return obj
+		} else {
+			panic(fmt.Errorf("unexpected type %T; non-generated variants of Supergraph must implement graphql.Marshaler", obj))
+		}
 	}
 }