Potential deadlock in MAVServer

[peterkrull]

holsatus-flight/common/src/mavlink/mod.rs

Line 240 in 75fbd75

MAV_REQUEST.send(MavRequest::Stop { id }).await;

The writer_inner is the one receiving values from the channel, but here it is also producing. It can happen that another task fills up the buffer before reaching this line, causing it to wait for more room in the channel, which there will never be