fix parent form types

The parent type of both the email type and the textarea type is not
the form type but instead the text type.

Author: xabbuh

reference/forms/types/email.rst

@@ -23,7 +23,7 @@ The ``email`` field is a text field that is rendered using the HTML5
 |             | - `error_mapping`_                                                  |
 |             | - `mapped`_                                                         |
 +-------------+---------------------------------------------------------------------+
-| Parent type | :doc:`form </reference/forms/types/form>`                           |
+| Parent type | :doc:`text </reference/forms/types/text>`                           |
 +-------------+---------------------------------------------------------------------+
 | Class       | :class:`Symfony\\Component\\Form\\Extension\\Core\\Type\\EmailType` |
 +-------------+---------------------------------------------------------------------+

reference/forms/types/textarea.rst

@@ -22,7 +22,7 @@ Renders a ``textarea`` HTML element.
 |             | - `error_mapping`_                                                     |
 |             | - `mapped`_                                                            |
 +-------------+------------------------------------------------------------------------+
-| Parent type | :doc:`form </reference/forms/types/form>`                              |
+| Parent type | :doc:`text </reference/forms/types/text>`                              |
 +-------------+------------------------------------------------------------------------+
 | Class       | :class:`Symfony\\Component\\Form\\Extension\\Core\\Type\\TextareaType` |
 +-------------+------------------------------------------------------------------------+