chore(deps): bump axios from 1.3.4 to 1.6.0 in /packages/backend

Bumps [axios](https://github.com/axios/axios) from 1.3.4 to 1.6.0.
- [Release notes](https://github.com/axios/axios/releases)
- [Changelog](https://github.com/axios/axios/blob/v1.x/CHANGELOG.md)
- [Commits](axios/axios@v1.3.4...v1.6.0)

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

Signed-off-by: dependabot[bot] <[email protected]>

packages/backend/package.json

@@ -30,7 +30,7 @@
     "@octokit/rest": "19.0.7",
     "apollo-server-core": "3.12.0",
     "apollo-server-express": "3.12.0",
-    "axios": "1.3.4",
+    "axios": "1.6.0",
     "better-queue": "3.8.10",
     "chardet": "2.0.0",
     "class-validator": "0.14.0",