Update env_logger in order to share more dependencies

Author: oli-obk

Cargo.lock

@@ -24,7 +24,7 @@ path = "miri/lib.rs"
 
 [dependencies]
 byteorder = { version = "1.1", features = ["i128"]}
-env_logger = "0.3.3"
+env_logger = "0.4.3"
 log = "0.3.6"
 log_settings = "0.1.1"
 cargo_metadata = "0.2"