Bump httpie from 1.0.2 to 1.0.3

Bumps [httpie](https://github.com/jakubroztocil/httpie) from 1.0.2 to 1.0.3.
- [Release notes](https://github.com/jakubroztocil/httpie/releases)
- [Changelog](https://github.com/jakubroztocil/httpie/blob/master/CHANGELOG.rst)
- [Commits](httpie/cli@1.0.2...1.0.3)

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

Author: dependabot[bot]