Use the --resolve-query-specs parameter of pack download

This will allow the command to resolve packs with paths.

Also, use a more concise version of `tr`.

src/codeql.ts

@@ -955,6 +955,7 @@ async function getCodeQLForCmd(
         "pack",
         "download",
         "--format=json",
+        "--resolve-query-specs",
         ...getExtraOptionsFromEnv(["pack", "download"]),
         ...packs,
       ];