:robot: chore(.gitignore): Add leading slash to ignored gh-pages directory.
:robot: chore(.gitignore): Add leading slash to ignored gh-pages directory.

These changes were automatically generated by a transform whose code can be found at:
  - https://github.com/aureooms/rejuvenate/blob/c49b495bb7cf0f1290b0f09fc31eab036a3409b2/src/transforms/gitignore:fix-gh-pages.js
Please contact the author of the transform if you believe there was an error.

aureooms/js-pairing-heap