Bump jinja2 from 2.10.1 to 3.1.3 in /examples/server/wsgi (#340) #nolog

Bumps [jinja2](https://github.com/pallets/jinja) from 2.10.1 to 3.1.3.
- [Release notes](https://github.com/pallets/jinja/releases)
- [Changelog](https://github.com/pallets/jinja/blob/main/CHANGES.rst)
- [Commits](pallets/jinja@2.10.1...3.1.3)

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

examples/server/wsgi/requirements.txt

@@ -6,7 +6,7 @@ eventlet==0.20.1
 Flask==1.0.2
 greenlet==0.4.12
 itsdangerous==0.24
-Jinja2==2.10.1
+Jinja2==3.1.3
 MarkupSafe==0.23
 packaging==16.8
 pyparsing==2.1.10