Bump django-taggit from 1.2.0 to 1.3.0 in /src/requirements (#548)

Bumps [django-taggit](https://github.com/jazzband/django-taggit) from 1.2.0 to 1.3.0.
- [Release notes](https://github.com/jazzband/django-taggit/releases)
- [Changelog](https://github.com/jazzband/django-taggit/blob/master/CHANGELOG.rst)
- [Commits](https://github.com/jazzband/django-taggit/compare/1.2.0...1.3.0)

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

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

src/requirements/production.txt

@@ -16,7 +16,7 @@ django-filter==2.2.0
 django-leaflet==0.26.0
 django-oauth-toolkit==1.3.2
 django-reversion==3.0.7
-django-taggit==1.2.0
+django-taggit==1.3.0
 django-wkhtmltopdf==3.3.0
 future==0.18.2
 graphene-django==2.10.1