Bump acorn in /papis-html/vue

Bumps [acorn](https://github.com/acornjs/acorn) and [acorn](https://github.com/acornjs/acorn). These dependencies needed to be updated together.

Updates `acorn` from 5.7.3 to 8.8.1
- [Release notes](https://github.com/acornjs/acorn/releases)
- [Commits](acornjs/acorn@5.7.3...8.8.1)

Updates `acorn` from 6.1.0 to 8.8.1
- [Release notes](https://github.com/acornjs/acorn/releases)
- [Commits](acornjs/acorn@5.7.3...8.8.1)

---
updated-dependencies:
- dependency-name: acorn
  dependency-type: indirect
- dependency-name: acorn
  dependency-type: indirect
...

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

Author: dependabot[bot]