Fixing a warning in pijul credit

Dependencies

• [2] OWCCRVO5 Fixing a broken pipe in credit
• [3] SXEYMYF7 Fixing the bad changes in history (unfortunately, by rebooting).
• [4] I24UEJQL Various post-fire fixes

Change contents

• replacement in pijul/src/commands/credit.rs at line 62
  [2.83]→[2.83:143](∅→∅)
  − Err(libpijul::output::FileError::Io(io)) => {},
  [2.83]

  [2.143]
  + Err(libpijul::output::FileError::Io(io)) => {

  + if let std::io::ErrorKind::BrokenPipe = io.kind() {

  + } else {

  + return Err(io.into())

  + }

  + },