Merge pull request sfackler#965 from sfackler/dependabot/cargo/env_logger-0.10

Update env_logger requirement from 0.9 to 0.10

Author: sfackler

tokio-postgres/Cargo.toml

@@ -62,7 +62,7 @@ tokio-util = { version = "0.7", features = ["codec"] }
 [dev-dependencies]
 futures-executor = "0.3"
 criterion = "0.4"
-env_logger = "0.9"
+env_logger = "0.10"
 tokio = { version = "1.0", features = [
     "macros",
     "net",