Deprecate interface Symfony\Component\Validator\PropertyMetadataInterface

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | no
| BC breaks?    | no
| Deprecations? | yes
| Tests pass?   | yes
| Fixed tickets | (#12678)[https://github.com/symfony/symfony/issues/12678#issuecomment-64949175]
| License       | MIT

Deprecate interface Symfony\Component\Validator\PropertyMetadataInterface