Bump markupsafe from 1.0 to 1.1.0 in /{{cookiecutter.app_name}}

Bumps [markupsafe](https://github.com/pallets/markupsafe) from 1.0 to 1.1.0.
- [Release notes](https://github.com/pallets/markupsafe/releases)
- [Changelog](https://github.com/pallets/markupsafe/blob/master/CHANGES.rst)
- [Commits](https://github.com/pallets/markupsafe/compare/1.0...1.1.0)

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

{{cookiecutter.app_name}}/Pipfile

@@ -6,7 +6,7 @@ name = "pypi"
 [packages]
 # Flask
 Flask = "==1.0.2"
-MarkupSafe = "==1.0"
+MarkupSafe = "==1.1.0"
 Werkzeug = "==0.14.1"
 Jinja2 = "==2.10"
 itsdangerous = "==1.1.0"