build(deps): bump jinja2 from 2.7.3 to 2.10.1

Bumps [jinja2](https://github.com/pallets/jinja) from 2.7.3 to 2.10.1.
- [Release notes](https://github.com/pallets/jinja/releases)
- [Changelog](https://github.com/pallets/jinja/blob/master/CHANGES.rst)
- [Commits](pallets/jinja@2.7.3...2.10.1)

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

Author: dependabot[bot]

requirements.txt

@@ -7,7 +7,7 @@
 
 pexpect==3.3
 tox==1.8.1
-jinja2==2.7.3
+jinja2==2.10.1
 xmlrunner==1.7.7
 requests==2.8.1
 netaddr==0.7.18