fixed typo

mickaelandrieu · nicolas-grekas · commit bfede8ceeeac · 2017-11-13T19:06:49.000+01:00
diff --git a/UPGRADE-3.4.md b/UPGRADE-3.4.md
@@ -116,7 +116,7 @@ Form
    ```php
    class MyTimezoneType extends AbstractType
    {
-       public function. getParent()
+       public function getParent()
        {
            return TimezoneType::class;
        }

Original file line number	Diff line number	Diff line change
`@@ -116,7 +116,7 @@ Form`
`116`	`116`	```php
`117`	`117`	`class MyTimezoneType extends AbstractType`
`118`	`118`	`{`
`119`		`- public function. getParent()`
	`119`	`+ public function getParent()`
`120`	`120`	`{`
`121`	`121`	`return TimezoneType::class;`
`122`	`122`	`}`