Bump follow-redirects and axios in /stubs/si-samu

Bumps [follow-redirects](https://github.com/follow-redirects/follow-redirects) to 1.15.2 and updates ancestor dependency [axios](https://github.com/axios/axios). These dependencies need to be updated together.


Updates `follow-redirects` from 1.5.10 to 1.15.2
- [Release notes](https://github.com/follow-redirects/follow-redirects/releases)
- [Commits](follow-redirects/follow-redirects@v1.5.10...v1.15.2)

Updates `axios` from 0.19.2 to 1.2.1
- [Release notes](https://github.com/axios/axios/releases)
- [Changelog](https://github.com/axios/axios/blob/v1.x/CHANGELOG.md)
- [Commits](axios/axios@v0.19.2...v1.2.1)

---
updated-dependencies:
- dependency-name: follow-redirects
  dependency-type: indirect
- dependency-name: axios
  dependency-type: direct:development
...

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

Author: dependabot[bot]

stubs/si-samu/package-lock.json

@@ -30,7 +30,7 @@
     "winston": "^3.2.1"
   },
   "devDependencies": {
-    "axios": "^0.19.0",
+    "axios": "^1.2.1",
     "chai": "^4.2.0",
     "chai-as-promised": "^7.1.1",
     "eslint": "^5.16.0",