Bump yargs-parser from 5.0.0 to 5.0.1 in /MailManager.Web

Bumps [yargs-parser](https://github.com/yargs/yargs-parser) from 5.0.0 to 5.0.1.
- [Release notes](https://github.com/yargs/yargs-parser/releases)
- [Changelog](https://github.com/yargs/yargs-parser/blob/v5.0.1/CHANGELOG.md)
- [Commits](yargs/yargs-parser@v5.0.0...v5.0.1)

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