message: Fix breaking change in config by adding serde alias
diff: @@ -14,6 +14,7 @@ pub struct FluvioConfig {
  /// The address to connect to the Fluvio cluster
  // TODO use a validated address type.
  // We don't want to have a "" address.
  + #[serde(alias = "addr")]
  pub endpoint: String,
  /// The TLS policy to use when connecting to the cluster
  // If no TLS field is present in config file,
  