chore(deps): bump npm-pkgbuild from 20.6.3 to 20.6.4

Bumps [npm-pkgbuild](https://github.com/arlac77/npm-pkgbuild) from 20.6.3 to 20.6.4.
- [Release notes](https://github.com/arlac77/npm-pkgbuild/releases)
- [Commits](arlac77/npm-pkgbuild@v20.6.3...v20.6.4)

---
updated-dependencies:
- dependency-name: npm-pkgbuild
  dependency-version: 20.6.4
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]