Bump django from 2.1.15 to 2.2.10

Bumps [django](https://github.com/django/django) from 2.1.15 to 2.2.10.
- [Release notes](https://github.com/django/django/releases)
- [Commits](django/django@2.1.15...2.2.10)

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

Author: dependabot[bot]

requirements.txt

@@ -1,3 +1,3 @@
 requests == 2.23.0 
-django == 2.1.15
+django == 2.2.10
 beautifulsoup4 == 4.9.1