Bump webpack-dev-server from 3.1.4 to 3.11.0 in /front
Bump webpack-dev-server from 3.1.4 to 3.11.0 in /front

Bumps [webpack-dev-server](https://github.com/webpack/webpack-dev-server) from 3.1.4 to 3.11.0.
- [Release notes](https://github.com/webpack/webpack-dev-server/releases)
- [Changelog](https://github.com/webpack/webpack-dev-server/blob/master/CHANGELOG.md)
- [Commits](https://github.com/webpack/webpack-dev-server/compare/v3.1.4...v3.11.0)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
michaelcoll/anim-enfance-back