Bump pipdeptree from 0.13.2 to 1.0.0

Bumps [pipdeptree](https://github.com/naiquevin/pipdeptree) from 0.13.2 to 1.0.0.
- [Release notes](https://github.com/naiquevin/pipdeptree/releases)
- [Changelog](https://github.com/naiquevin/pipdeptree/blob/master/CHANGES.md)
- [Commits](tox-dev/pipdeptree@0.13.2...1.0.0)

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

Author: dependabot[bot]

requirements.txt

@@ -3,7 +3,7 @@ importlib-metadata==1.6.1
 more-itertools==8.4.0
 packaging==20.4
 parso==0.7.0
-pipdeptree==0.13.2
+pipdeptree==1.0.0
 pluggy==0.13.1
 py==1.8.2
 pycodestyle==2.6.0