message: Update libpopcnt to 2.5
diff: "type": "git",
  "git": {
  "repositoryUrl": "https://github.com/kimwalisch/libpopcnt",
  - "commitHash": "043a99fba31121a70bcb2f589faa17f534ae6085"
  + "commitHash": "c49987e90e56191c399cab881ab87b5daecc9b8e"
  }
  }
  }
  