bug #33370 Fix import statement typo in NullCache (adrienbrault)

This PR was merged into the 4.4 branch.

Discussion
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Fix import statement typo in NullCache

| Q             | A
| ------------- | ---
| Branch?       | 4.4
| Bug fix?      | yes ?
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets |
| License       | MIT
| Doc PR        | N/A

Commits
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0a3bb6d Fix import statement typo in NullCache

src/Symfony/Component/Cache/Simple/NullCache.php

@@ -12,7 +12,7 @@
 namespace Symfony\Component\Cache\Simple;
 
 use Psr\SimpleCache\CacheInterface as Psr16CacheInterface;
-use Symfony\Components\Cache\Adapter\NullAdapter;
+use Symfony\Component\Cache\Adapter\NullAdapter;
 use Symfony\Contracts\Cache\CacheInterface;
 
 @trigger_error(sprintf('The "%s" class is deprecated since Symfony 4.3, use "%s" and type-hint for "%s" instead.', NullCache::class, NullAdapter::class, CacheInterface::class), E_USER_DEPRECATED);