DISCONNECT packet should allow zero-length body (#1994)

* DISCONNECT packet should allow zero-length body

> [If the Remaining Length is less than 1 the value of 0x00 (Normal disconnection) is used.](https://docs.oasis-open.org/mqtt/mqtt/v5.0/os/mqtt-v5.0-os.html#_Toc3901208)

* Update release notes and add comment

---------

Co-authored-by: Christian <6939810+chkr1011@users.noreply.github.com>
This commit is contained in:
yzt
2024-05-14 18:08:54 +02:00
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co-authored by Christian
parent 473f9c31b1
commit b4769778af
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* [Core] Optimized packet serialization of PUBACK and PUBREC packets for protocol version 5.0.0 (#1939, thanks to @Y-Sindo).
* [Core] The package inspector is now fully async (#1941).
* [Core] Fixed decoding of DISCONNECT packet with empty body (#1994, thanks to @Y-Sindo).
* [Client] Added a dedicated exception when the client is not connected (#1954, thanks to @marcpiulachs).
* [Client] The client will now throw a _MqttClientUnexpectedDisconnectReceivedException_ when publishing a QoS 0 message which leads to a server disconnect (BREAKING CHANGE!, #1974, thanks to @fazho).
* [Client] Exposed the certificate selection event handler in client options (#1984).