[TwigBridge] TwigExtractor tests require the Finder component

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | 
| License       | MIT
| Doc PR        | 

The tests for the `TwigExtractor`(as introduced in #12377) require the Finder component to be run properly.