minor symfony#21262 DX: remove invalid inheritdoc (keradus)

This PR was merged into the 2.7 branch.

Discussion
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DX: remove invalid inheritdoc

| Q             | A
| ------------- | ---
| Branch?       | 2.7
| Bug fix?      | no
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | not related
| Fixed tickets | n/a
| License       | MIT
| Doc PR        | n/a

those classes do not extend anything, inherit docs on them are wrong

Commits
-------

9e36436 DX: remove invalid inheritdoc

Author: nicolas-grekas

src/Symfony/Component/Intl/Data/Generator/AbstractDataGenerator.php

@@ -42,9 +42,6 @@ public function __construct(GenrbCompiler $compiler, $dirName)
         $this->dirName = $dirName;
     }
 
-    /**
-     * {@inheritdoc}
-     */
     public function generateData(GeneratorConfig $config)
     {
         $filesystem = new Filesystem();

src/Symfony/Component/Intl/Data/Generator/LocaleDataGenerator.php

@@ -57,9 +57,6 @@ public function __construct($dirName, LanguageDataProvider $languageDataProvider
         $this->regionDataProvider = $regionDataProvider;
     }
 
-    /**
-     * {@inheritdoc}
-     */
     public function generateData(GeneratorConfig $config)
     {
         $filesystem = new Filesystem();