R1:1953ab98be2b

Don't show the "Override Lock" prompt when creating objects

Summary:
Fixes T12369. When you create objects they may technically be locked: either because the default state is legitimately locked, or because the default policies prevent you from viewing so we sort of technically end in a locked state.

Regardless, don't prompt during creation, since this prompt isn't useful even if the lock detection is completely legitimate.

Test Plan:
- In {nav Applications > Maniphest > Configure}, set "Default View…