[Routing] fix BC
TwigExtractor tests require the Finder component
minor #12398 [TwigBridge] TwigExtractor tests require the Finder component (xabbuh)

This PR was merged into the 2.3 branch.

Discussion
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[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.

Commits
-------

8fc3e03 TwigExtractor tests require the Finder component
bug #12397 [Routing] fix BC (nicolas-grekas)

This PR was merged into the 2.5 branch.

Discussion
----------

[Routing] fix BC

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | -
| License       | MIT
| Doc PR        | -

Tests on master and 2.5 are failing because this patch is missing.

Commits
-------

86e667b [Routing] fix BC
Merge branch '2.3' into 2.5

* 2.3:
  TwigExtractor tests require the Finder component

Conflicts:
	src/Symfony/Bridge/Twig/composer.json
Merge branch '2.5'

* 2.5:
  TwigExtractor tests require the Finder component
  [Routing] fix BC

Conflicts:
	src/Symfony/Bridge/Twig/composer.json