Merge pull request #982 from twmsh/master

update bytes(protobuf types) mapping, from Vec<u8> to bytes:Byte

libs/hbb_common/Cargo.toml

@@ -11,7 +11,7 @@ protobuf = { version = "3.1", features = ["with-bytes"] }
 tokio = { version = "1.20", features = ["full"] }
 tokio-util = { version = "0.7", features = ["full"] }
 futures = "0.3"
-bytes = "1.1"
+bytes = { version = "1.2", features = ["serde"] }
 log = "0.4"
 env_logger = "0.9"
 socket2 = { version = "0.3", features = ["reuseport"] }