Bump django from 1.9.13 to 2.2.24 in /sample_project

Bumps [django](https://github.com/django/django) from 1.9.13 to 2.2.24.
- [Release notes](https://github.com/django/django/releases)
- [Commits](django/django@1.9.13...2.2.24)

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

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

sample_project/requirements.txt

@@ -1,3 +1,3 @@
 boto==2.46.1
-Django==1.9.13
+Django==2.2.24
 django-webpacker==0.1.1