Bump flask-cors from 3.0.8 to 3.0.9 in /0x01-Basic_authentication

Bumps [flask-cors](https://github.com/corydolphin/flask-cors) from 3.0.8 to 3.0.9.
- [Release notes](https://github.com/corydolphin/flask-cors/releases)
- [Changelog](https://github.com/corydolphin/flask-cors/blob/master/CHANGELOG.md)
- [Commits](corydolphin/flask-cors@3.0.8...3.0.9)

---
updated-dependencies:
- dependency-name: flask-cors
  dependency-type: direct:production
...

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

Author: dependabot[bot]

0x01-Basic_authentication/requirements.txt

@@ -1,5 +1,5 @@
 Flask==1.1.2
-Flask-Cors==3.0.8
+Flask-Cors==3.0.9
 Jinja2==2.11.2
 requests==2.18.4
 pycodestyle==2.6.0