* Pass `-j 1' to hydra_eval_jobs to ensure that it can make progress

Dependencies

• [2] CHQEG6WY Hydra/29: Added timeout to svn/git checkouts, job evaluation
• [3] 3XTHEUMP * Implemented the clone feature.
• [*] OOQ2D3KC * Refactoring: move fetchInput out of hydra_scheduler into a separate

Change contents

• replacement in src/lib/Hydra/Helper/AddBuilds.pm at line 462
  [2.906]→[2.906:1013](∅→∅)
  − ("hydra_eval_jobs", $nixExprFullPath, "--gc-roots-dir", getGCRootsDir, inputsToArgs($inputInfo)));
  [2.906]

  [3.3093]
  + ("hydra_eval_jobs", $nixExprFullPath, "--gc-roots-dir", getGCRootsDir, "-j", 1, inputsToArgs($inputInfo)));