Bump apps/identity-idp from `6945ae4` to `d6b0a5d`
Bump apps/identity-idp from `6945ae4` to `d6b0a5d`

Bumps [apps/identity-idp](https://github.com/18F/identity-idp) from `6945ae4` to `d6b0a5d`.
- [Release notes](https://github.com/18F/identity-idp/releases)
- [Commits](https://github.com/18F/identity-idp/compare/6945ae4fe1b37b0e00ded96bf939084945fcf4a6...d6b0a5dc6b661d57c789ea00929e9db5017a0244)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
eliotsykes/real-world-rails