Bump acorn from 2.7.0 to 7.1.1 in /Material
Bump acorn from 2.7.0 to 7.1.1 in /Material

Bumps [acorn](https://github.com/acornjs/acorn) from 2.7.0 to 7.1.1.
- [Release notes](https://github.com/acornjs/acorn/releases)
- [Commits](https://github.com/acornjs/acorn/compare/2.7.0...7.1.1)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
ZodiacFireworks/material-foundation,ZodiacFireworks/material-foundation