Bump parcel-bundler from 1.12.4 to 1.12.5 in /services/pdfx

Bumps [parcel-bundler](https://github.com/parcel-bundler/parcel) from 1.12.4 to 1.12.5.
- [Release notes](https://github.com/parcel-bundler/parcel/releases)
- [Changelog](https://github.com/parcel-bundler/parcel/blob/v2/CHANGELOG.md)
- [Commits](https://github.com/parcel-bundler/parcel/compare/parcel-bundler@1.12.4...parcel-bundler@1.12.5)

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