Bump jinja2 from 2.10.1 to 2.11.3 in /Deployment/rnn_app (tirthajyoti#17)

Bumps [jinja2](https://github.com/pallets/jinja) from 2.10.1 to 2.11.3.
- [Release notes](https://github.com/pallets/jinja/releases)
- [Changelog](https://github.com/pallets/jinja/blob/master/CHANGES.rst)
- [Commits](pallets/jinja@2.10.1...2.11.3)

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

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

Author: dependabot[bot]

Deployment/rnn_app/requirements.txt

@@ -6,7 +6,7 @@ requests==2.22.0
 scikit-learn==0.21.2
 dill==0.2.9
 flask==1.0.3
-jinja2==2.10.1
+jinja2==2.11.3
 wtforms==2.2.1
 keras==2.2.4
 tensorflow >= 2.0.0