Bump jinja2 from 2.11.2 to 2.11.3

Bumps [jinja2](https://github.com/pallets/jinja) from 2.11.2 to 2.11.3.
- [Release notes](https://github.com/pallets/jinja/releases)
- [Changelog](https://github.com/pallets/jinja/blob/master/CHANGES.rst)
- [Commits](https://github.com/pallets/jinja/compare/2.11.2...2.11.3)

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

requirements/dev.txt

@@ -40,7 +40,7 @@ imagesize==1.2.0
     # via sphinx
 iniconfig==1.1.1
     # via pytest
-jinja2==2.11.2
+jinja2==2.11.3
     # via sphinx
 markupsafe==1.1.1
     # via jinja2

requirements/docs.txt

@@ -18,7 +18,7 @@ idna==2.10
     # via requests
 imagesize==1.2.0
     # via sphinx
-jinja2==2.11.2
+jinja2==2.11.3
     # via sphinx
 markupsafe==1.1.1
     # via jinja2