minor: upgrade err-derive to fix build issue (#136) (#137)

Author: saghm

Cargo.toml

@@ -18,7 +18,7 @@ bufstream = "0.1.4"
 byteorder = "1.3.2"
 chrono = "0.4.7"
 derivative = "1.0.2"
-err-derive = "0.2.1"
+err-derive = "0.2.3"
 hex = "0.4.0"
 hmac = "0.7.1"
 lazy_static = "1.4.0"