Bump itertools from 0.8.2 to 0.9.0 (#8756)

Bumps [itertools](https://github.com/bluss/rust-itertools) from 0.8.2 to 0.9.0.
- [Release notes](https://github.com/bluss/rust-itertools/releases)
- [Changelog](https://github.com/rust-itertools/itertools/blob/master/CHANGELOG.md)
- [Commits](https://github.com/bluss/rust-itertools/commits)

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

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

bench-exchange/Cargo.toml

@@ -10,7 +10,7 @@ publish = false
 
 [dependencies]
 clap = "2.32.0"
-itertools = "0.8.2"
+itertools = "0.9.0"
 log = "0.4.8"
 num-derive = "0.3"
 num-traits = "0.2"