Changelog only generates the title but did not generate content

[Y-qwq]

Describe the bug

Changelog only generates the title but did not generate content when using Github PR Merge(Merge pull request button)

To Reproduce

1. next branch commit 'feat: feature 11'
2. create pull request on github
3. click Merge pull request button(Not Rebase merge or Squash merge)
4. git switch main && git pull
5. npx auto shipit

Expected behavior

Changelog should generates content

Screenshots

Environment information:

GitHub Codespace Environment

// package.json
"devDependencies": {
  "@auto-it/conventional-commits": "10.37.4",
  "@auto-it/omit-commits": "10.37.4",
  "auto": "10.37.4"
}

// auto.config.js
plugins: [
  // ['omit-commits', { labels: 'skip-release' }],
  'conventional-commits',
  'released',
  'npm',
]

Additional context