Bump jinja2 from 2.11.3 to 3.1.6

Bumps [jinja2](https://github.com/pallets/jinja) from 2.11.3 to 3.1.6.
- [Release notes](https://github.com/pallets/jinja/releases)
- [Changelog](https://github.com/pallets/jinja/blob/main/CHANGES.rst)
- [Commits](pallets/jinja@2.11.3...3.1.6)

---
updated-dependencies:
- dependency-name: jinja2
  dependency-version: 3.1.6
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

setup.py

@@ -119,7 +119,7 @@
         "aniso8601==1.2.0",
         "Flask==0.12.2",
         "Flask-RESTful==0.3.4",
-        "Jinja2==2.11.3",
+        "Jinja2==3.1.6",
         "MarkupSafe==1.1.1",
         "SQLAlchemy==1.3.24",
         "Werkzeug==0.15.6",