Bump raven from 6.9.0 to 6.10.0
Bump raven from 6.9.0 to 6.10.0

Bumps [raven](https://github.com/getsentry/raven-python) from 6.9.0 to 6.10.0.
- [Release notes](https://github.com/getsentry/raven-python/releases)
- [Changelog](https://github.com/getsentry/raven-python/blob/master/CHANGELOG.md)
- [Commits](https://github.com/getsentry/raven-python/compare/6.9.0...6.10.0)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
craiga/unixtimesta.mp,craiga/unixtimesta.mp,craiga/unixtimesta.mp