⬆️ Bump future from 0.18.2 to 0.18.3

Bumps [future](https://github.com/PythonCharmers/python-future) from 0.18.2 to 0.18.3.
- [Release notes](https://github.com/PythonCharmers/python-future/releases)
- [Changelog](https://github.com/PythonCharmers/python-future/blob/master/docs/changelog.rst)
- [Commits](PythonCharmers/python-future@v0.18.2...v0.18.3)

---
updated-dependencies:
- dependency-name: future
  dependency-type: direct:production
...

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

Author: dependabot[bot]

requirements.txt

@@ -23,7 +23,7 @@ etelemetry==0.3.0
 filelock==3.6.0
 fitz==0.0.1.dev2
 frontend==0.0.3
-future==0.18.2
+future==0.18.3
 ghp-import==2.0.2
 h11==0.13.0
 httplib2==0.20.4