Bump qs from 6.4.0 to 6.4.1 in /fixtures/packaging/brunch/prod

Bumps [qs](https://github.com/ljharb/qs) from 6.4.0 to 6.4.1.
- [Release notes](https://github.com/ljharb/qs/releases)
- [Changelog](https://github.com/ljharb/qs/blob/main/CHANGELOG.md)
- [Commits](ljharb/qs@v6.4.0...v6.4.1)

---
updated-dependencies:
- dependency-name: qs
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>

fixtures/packaging/brunch/prod/yarn.lock

@@ -1590,8 +1590,8 @@ qs@6.5.1:
   resolved "https://registry.yarnpkg.com/qs/-/qs-6.5.1.tgz#349cdf6eef89ec45c12d7d5eb3fc0c870343a6d8"
 
 qs@~6.4.0:
-  version "6.4.0"
-  resolved "https://registry.yarnpkg.com/qs/-/qs-6.4.0.tgz#13e26d28ad6b0ffaa91312cd3bf708ed351e7233"
+  version "6.4.1"
+  resolved "https://registry.yarnpkg.com/qs/-/qs-6.4.1.tgz#2bad97710a5b661c366b378b1e3a44a592ff45e6"
 
 querystring-es3@~0.2.1:
   version "0.2.1"