Bump django from 4.2 to 4.2.7 in /conf

Bumps [django](https://github.com/django/django) from 4.2 to 4.2.7.
- [Commits](django/django@4.2...4.2.7)

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

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

conf/requirements.txt

@@ -3,7 +3,7 @@ asn1crypto==1.5.0
 bcrypt==4.0.1
 biopython==1.79
 cryptography==38.0.3
-Django==4.2
+Django==4.2.7
 django-crispy-forms==2.0
 crispy-bootstrap5==0.7
 django-crontab==0.7.1