Bump django-tables2 from 2.7.0 to 2.7.1 in /src/requirements

Bumps [django-tables2](https://github.com/jieter/django-tables2) from 2.7.0 to 2.7.1.
- [Changelog](https://github.com/jieter/django-tables2/blob/master/CHANGELOG.md)
- [Commits](jieter/django-tables2@v2.7.0...v2.7.1)

---
updated-dependencies:
- dependency-name: django-tables2
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

src/requirements/production.txt

@@ -17,7 +17,7 @@ django-jsonview==2.0.0
 django-oauth-toolkit==3.0.1
 django-prometheus==2.3.1
 django-reversion==5.0.12
-django-tables2==2.7.0
+django-tables2==2.7.1
 django-taggit==6.1.0
 django-colorfield==0.11.0
 future==1.0.0