minor #15194 Remove duplicate example in UPGRADE-3.0.md (Kevinrob)

This PR was submitted for the master branch but it was merged into the 2.6 branch instead (closes #15194).

Discussion
----------

Remove duplicate example in UPGRADE-3.0.md

| Q             | A
| ------------- | ---
| Fixed tickets | -
| License       | MIT

The example:
```php
echo $form->getErrors(true, false);
```
is duplicated in the file.

Commits
-------

e195fd7 Remove duplicate example
This commit is contained in:
Fabien Potencier 2015-07-04 11:13:36 +02:00
commit fa498a1339

View File

@ -273,10 +273,6 @@ UPGRADE FROM 2.x to 3.0
echo $form->getErrors(true, false);
```
```php
echo $form->getErrors(true, false);
```
### FrameworkBundle
* The `getRequest` method of the base `Controller` class has been deprecated