Bump reqwest from 0.10.10 to 0.11.0 in /blacksmith

Bumps [reqwest](https://github.com/seanmonstar/reqwest) from 0.10.10 to 0.11.0.
- [Release notes](https://github.com/seanmonstar/reqwest/releases)
- [Changelog](https://github.com/seanmonstar/reqwest/blob/master/CHANGELOG.md)
- [Commits](seanmonstar/reqwest@v0.10.10...v0.11.0)

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

Author: dependabot-preview[bot]