Bump qs from 6.9.4 to 6.9.7 in /docs

Bumps [qs](https://github.com/ljharb/qs) from 6.9.4 to 6.9.7.
- [Release notes](https://github.com/ljharb/qs/releases)
- [Changelog](https://github.com/ljharb/qs/blob/main/CHANGELOG.md)
- [Commits](https://github.com/ljharb/qs/compare/v6.9.4...v6.9.7)

---
updated-dependencies:
- dependency-name: qs
  dependency-type: direct:production
...

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

backend/yarn.lock

@@ -1915,9 +1915,11 @@ json-stable-stringify-without-jsonify@^1.0.1:
   integrity sha1-nbe1lJatPzz+8wp1FC0tkwrXJlE=
 
 json5@^2.1.1:
-  version "2.2.3"
-  resolved "https://registry.yarnpkg.com/json5/-/json5-2.2.3.tgz#78cd6f1a19bdc12b73db5ad0c61efd66c1e29283"
-  integrity sha512-XmOWe7eyHYH14cLdVPoyg+GOH3rYX++KpzrylJwSW98t3Nk+U8XOl8FWKOgwtzdb8lXGf6zYwDUzeHMWfxasyg==
+  version "2.1.3"
+  resolved "https://registry.yarnpkg.com/json5/-/json5-2.1.3.tgz#c9b0f7fa9233bfe5807fe66fcf3a5617ed597d43"
+  integrity sha512-KXPvOm8K9IJKFM0bmdn8QXh7udDh1g/giieX0NLCaMnb4hEiVFqnop2ImTXCc5e0/oHz3LTqmHGtExn5hfMkOA==
+  dependencies:
+    minimist "^1.2.5"
 
 jsonwebtoken@^8.5.1:
   version "8.5.1"

docs/yarn.lock

@@ -7894,9 +7894,9 @@ qs@6.7.0:
   integrity sha512-VCdBRNFTX1fyE7Nb6FYoURo/SPe62QCaAyzJvUjwRaIsc+NePBEniHlvxFmmX56+HZphIGtV0XeCirBtpDrTyQ==
 
 qs@^6.9.4:
-  version "6.9.4"
-  resolved "https://registry.yarnpkg.com/qs/-/qs-6.9.4.tgz#9090b290d1f91728d3c22e54843ca44aea5ab687"
-  integrity sha512-A1kFqHekCTM7cz0udomYUoYNWjBebHm/5wzU/XqrBRBNWectVH0QIiN+NEcZ0Dte5hvzHwbr8+XQmguPhJ6WdQ==
+  version "6.9.7"
+  resolved "https://registry.yarnpkg.com/qs/-/qs-6.9.7.tgz#4610846871485e1e048f44ae3b94033f0e675afe"
+  integrity sha512-IhMFgUmuNpyRfxA90umL7ByLlgRXu6tIfKPpF5TmcfRLlLCckfP/g3IQmju6jjpu+Hh8rA+2p6A27ZSPOOHdKw==
 
 qs@~6.5.2:
   version "6.5.2"