merge this after https://github.com/amethyst/shred/pull/207 got merged.
It updates smallvec due to an security issue.
It also fixes some clippy in some test/bench files
Checklist
[X] I've added tests for all code changes and additions (where applicable)
[X] I've added a demonstration of the new feature to one or more examples
[X] I've updated the book to reflect my changes
[X] Usage of new public items is shown in the API docs
merge this after https://github.com/amethyst/shred/pull/207 got merged. It updates smallvec due to an security issue. It also fixes some clippy in some test/bench files
Checklist
API changes
dependencies