Update CHANGELOG.md

ro0NL · web-flow · commit 332128f97256 · 2019-10-04T19:10:58.000+02:00
diff --git a/src/Symfony/Component/Form/CHANGELOG.md b/src/Symfony/Component/Form/CHANGELOG.md
@@ -12,6 +12,7 @@ CHANGELOG
  * Overriding the methods `FormIntegrationTestCase::setUp()`, `TypeTestCase::setUp()` and `TypeTestCase::tearDown()` without the `void` return-type is deprecated.
  * marked all dispatched event classes as `@final`
  * Added the `validate` option to `SubmitType` to toggle the browser built-in form validation.
+ * Added the `alpha3` option to `LanguageType` and `CountryType` to use alpha3 instead of alpha2 codes
 
 4.3.0
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