Bump css-loader from 3.5.2 to 3.5.3
Bump css-loader from 3.5.2 to 3.5.3

Bumps [css-loader](https://github.com/webpack-contrib/css-loader) from 3.5.2 to 3.5.3.
- [Release notes](https://github.com/webpack-contrib/css-loader/releases)
- [Changelog](https://github.com/webpack-contrib/css-loader/blob/master/CHANGELOG.md)
- [Commits](https://github.com/webpack-contrib/css-loader/compare/v3.5.2...v3.5.3)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
nailsapp/module-testimonial,nailsapp/module-testimonial