build: update float-cmp requirement from 0.6 to 0.7
build: update float-cmp requirement from 0.6 to 0.7

Updates the requirements on [float-cmp](https://github.com/mikedilger/float-cmp) to permit the latest version.
- [Release notes](https://github.com/mikedilger/float-cmp/releases)
- [Commits](https://github.com/mikedilger/float-cmp/commits)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
nastevens/predicates-rs