Write options_validate tests for RSOS
In legacy/trac#17178 (moved), we add RendezvousSingleOnionNonAnonymousServer. In legacy/trac#17788 (moved), I propose to add RendPolicy and RendPolicyRejectPrivate.
But I want to wait for legacy/trac#17076 (moved) to be reviewed and merged before writing options_validate unit tests for these options.