Bump future from 0.18.2 to 0.18.3 in /scripts (#145)

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
...

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scripts/requirements.txt

@@ -1,7 +1,7 @@
 attrs==21.2.0
 cffi==1.14.6
 ffmpeg-python==0.2.0
-future==0.18.2
+future==0.18.3
 gitdb==4.0.7
 GitPython==3.1.34
 joblib==1.2.0