Bump env_logger from 0.8.4 to 0.10.0

Bumps [env_logger](https://github.com/rust-cli/env_logger) from 0.8.4 to 0.10.0.
- [Release notes](https://github.com/rust-cli/env_logger/releases)
- [Changelog](https://github.com/rust-cli/env_logger/blob/main/CHANGELOG.md)
- [Commits](https://github.com/rust-cli/env_logger/compare/v0.8.4...v0.10.0)

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

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

bridges/bin/millau/runtime/Cargo.toml

@@ -71,7 +71,7 @@ xcm-executor = { git = "https://github.com/paritytech/polkadot", branch = "maste
 
 [dev-dependencies]
 bridge-runtime-common = { path = "../../runtime-common", features = ["integrity-test"] }
-env_logger = "0.8"
+env_logger = "0.10"
 static_assertions = "1.1"
 
 [build-dependencies]

bridges/bin/rialto/runtime/Cargo.toml

@@ -69,7 +69,7 @@ xcm-executor = { git = "https://github.com/paritytech/polkadot", branch = "maste
 
 [dev-dependencies]
 bridge-runtime-common = { path = "../../runtime-common", features = ["integrity-test"] }
-env_logger = "0.8"
+env_logger = "0.10"
 static_assertions = "1.1"
 
 [build-dependencies]

bridges/relays/utils/Cargo.toml

@@ -12,7 +12,7 @@ async-std = "1.6.5"
 async-trait = "0.1"
 backoff = "0.4"
 isahc = "1.2"
-env_logger = "0.8.2"
+env_logger = "0.10.0"
 futures = "0.3.5"
 jsonpath_lib = "0.3"
 log = "0.4.17"