Minor fixes in Thrussh-keys (parsing key files)

Dependencies

• [2] 2WEO7OZL Version updates: getting rid of anyhow + moving to Tokio 1.0
• [3] 7FRJYUI6 Reboot because of a bad change

Change contents

• replacement in thrussh-keys/src/lib.rs at line 166
  [3.28793]→[3.28793:28846](∅→∅)
  − BASE64_MIME.encode(&self.public_key_bytes())
  [3.28793]

  [3.28846]
  + let mut s = BASE64_MIME.encode(&self.public_key_bytes());

  + assert_eq!(s.pop(), Some('\n'));

  + assert_eq!(s.pop(), Some('\r'));

  + s
• replacement in thrussh-keys/src/lib.rs at line 225
  [2.621]→[3.30559:30711](∅→∅),[3.30559]→[3.30559:30711](∅→∅)
  − let name = publickey.name().as_bytes();

  − w.write_all(name)?;

  − w.write_all(b" ")?;

  − w.write_all(publickey.public_key_base64().as_bytes())?;
  [2.621]

  [3.30711]
  + let pk = publickey.public_key_base64();

  + writeln!(w, "{} {}", publickey.name(), pk)?;
• replacement in thrussh-keys/src/lib.rs at line 275
  [3.32019]→[3.32019:32055](∅→∅)
  − file.seek(SeekFrom::Start(0))?;
  [3.32019]

  [3.32055]
  + file.seek(SeekFrom::End(0))?;
• edit in thrussh-keys/src/lib.rs at line 309
  [3.32890]

  [3.32890]
  + debug!("host_port = {:?}", host_port);