Implement a "Space is any of..." condition in Herald
Summary: Ref T8498. Allow Herald rules to act on the Space which contains an object.
Test Plan:
- Wrote a "Space is any of..." rule, created tasks that matched and failed the rule.
- Also created a Pholio rule with the "Space..." condition.
Reviewers: btrahan
Reviewed By: btrahan
Subscribers: epriestley
Maniphest Tasks: T8498
Differential Revision: https://secure.phabricator.com/D13242