Bump env_logger from 0.8.4 to 0.9.0 (#243)

Bumps [env_logger](https://github.com/env-logger-rs/env_logger) from 0.8.4 to 0.9.0.
- [Release notes](https://github.com/env-logger-rs/env_logger/releases)
- [Changelog](https://github.com/env-logger-rs/env_logger/blob/main/CHANGELOG.md)
- [Commits](rust-cli/env_logger@v0.8.4...v0.9.0)

---
updated-dependencies:
- dependency-name: env_logger
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

Cargo.lock

@@ -6,7 +6,7 @@ edition = "2018"
 
 [dependencies]
 anyhow = "1.0.34"
-env_logger = "0.8.2"
+env_logger = "0.9.0"
 log = "0.4.17"
 structopt = "0.3.20"
 tempfile = "3.1.0"