Bump follow-redirects from 1.15.5 to 1.15.6 in /graph-tutorial

Bumps [follow-redirects](https://github.com/follow-redirects/follow-redirects) from 1.15.5 to 1.15.6.
- [Release notes](https://github.com/follow-redirects/follow-redirects/releases)
- [Commits](follow-redirects/follow-redirects@v1.15.5...v1.15.6)

---
updated-dependencies:
- dependency-name: follow-redirects
  dependency-type: indirect
...

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

Author: dependabot[bot]

graph-tutorial/yarn.lock

@@ -4862,9 +4862,9 @@ flatted@^3.2.9:
   integrity sha512-36yxDn5H7OFZQla0/jFJmbIKTdZAQHngCedGxiMmpNfEZM0sdEeT+WczLQrjK6D7o2aiyLYDnkw0R3JK0Qv1RQ==
 
 follow-redirects@^1.0.0:
-  version "1.15.5"
-  resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.15.5.tgz#54d4d6d062c0fa7d9d17feb008461550e3ba8020"
-  integrity sha512-vSFWUON1B+yAw1VN4xMfxgn5fTUiaOzAJCKBwIIgT/+7CuGy9+r+5gITvP62j3RmaD5Ph65UaERdOSRGUzZtgw==
+  version "1.15.6"
+  resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.15.6.tgz#7f815c0cda4249c74ff09e95ef97c23b5fd0399b"
+  integrity sha512-wWN62YITEaOpSK584EZXJafH1AGpO8RVgElfkuXbTOrPX4fIfOyEpW/CsiNd8JdYrAoOvafRTOEnvsO++qCqFA==
 
 for-each@^0.3.3:
   version "0.3.3"