Bump django from 3.0.6 to 3.0.7 in /05_dstagram

Bumps [django](https://github.com/django/django) from 3.0.6 to 3.0.7.
- [Release notes](https://github.com/django/django/releases)
- [Commits](django/django@3.0.6...3.0.7)

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

Author: dependabot[bot]

05_dstagram/requirements.txt

@@ -2,7 +2,7 @@ asgiref==3.2.7
 boto3==1.13.22
 botocore==1.16.22
 dj-database-url==0.5.0
-Django==3.0.6
+Django==3.0.7
 django-disqus==0.5
 django-storages==1.9.1
 docutils==0.15.2