Bump paramiko from 2.6.0 to 2.7.0
Bump paramiko from 2.6.0 to 2.7.0

Bumps [paramiko](https://github.com/paramiko/paramiko) from 2.6.0 to 2.7.0.
- [Release notes](https://github.com/paramiko/paramiko/releases)
- [Changelog](https://github.com/paramiko/paramiko/blob/master/NEWS)
- [Commits](https://github.com/paramiko/paramiko/compare/2.6.0...2.7.0)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
annapowellsmith/openpresc,annapowellsmith/openpresc,annapowellsmith/openpresc,ebmdatalab/openprescribing,ebmdatalab/openprescribing,ebmdatalab/openprescribing,ebmdatalab/openprescribing,annapowellsmith/openpresc