If tokio::select! returns an error, return it

Dependencies

• [2] KNLLUDOI Correct usage of `tokio::select!`
• [3] 7FRJYUI6 Reboot because of a bad change
• [4] V3BRP7LQ Avoid polling the reading future again after disconnection

Change contents

• replacement in thrussh/src/server/mod.rs at line 495
  [3.219017]→[2.808:869](∅→∅)
  − Ok((_, stream_read, buffer)) = &mut reading => {
  [3.219017]

  [3.219101]
  + r = &mut reading => {

  + let (stream_read, buffer) = match r {

  + Ok((_, stream_read, buffer)) => (stream_read, buffer),

  + Err(e) => return Err(e)

  + };
• replacement in thrussh/src/client/mod.rs at line 843
  [3.359012]→[2.1803:1868](∅→∅)
  − Ok((_, stream_read, buffer)) = &mut reading => {
  [3.359012]

  [2.1868]
  + r = &mut reading => {

  + let (stream_read, buffer) = match r {

  + Ok((_, stream_read, buffer)) => (stream_read, buffer),

  + Err(e) => return Err(e)

  + };