Fix Jest errors by adding until-async to transformPackages

Co-authored-by: cklin <1418580+cklin@users.noreply.github.com>

Author: Copilot

extensions/ql-vscode/test/jest-config.ts

@@ -22,6 +22,7 @@ const transformPackages = [
   "p-timeout",
   "robust-predicates",
   "universal-user-agent",
+  "until-async",
 ];
 const transformWildcards = ["d3-(.*)", "lit-(.*)"];
 const transformPatterns = [