PathInput: make the hash part of the revision

Dependencies

• [2] JAH3UPWA Support revision control systems via plugins
• [3] CUFVKLLA Remove Hydra::Helper::nix::txn_do from the Perl code

Change contents

• replacement in src/lib/Hydra/Plugin/PathInput.pm at line 81
  [2.15781]→[2.15781:15847](∅→∅)
  − , revision => strftime "%Y%m%d%H%M%S", gmtime($timestamp)
  [2.15781]

  [2.15847]
  + , revision => (strftime "%Y%m%d%H%M%S", gmtime($timestamp)) . ':' . $sha256