Update framing to latest RabbitMQ 3.8.19
Update framing to latest RabbitMQ 3.8.19

This is the latest RabbitMQ release, there are no changes to framing,

Signed-off-by: GitHub <1505422b2465e9a84f6fdfaa161078890c593f06@github.com>

alanxz/rabbitmq-c,alanxz/rabbitmq-c,alanxz/rabbitmq-c