Update field-data.md (#282)

Typo on the PHP code block. Suppose to be get_type() and get_name().

Co-authored-by: Rami Yushuvaev <[email protected]>

src/form-fields/field-data.md

@@ -11,17 +11,17 @@ Field data needs to be "returned" by certain methods. These methods are simple:
 ```php
 class Elementor_Test_Field extends \ElementorPro\Modules\Forms\Fields\Field_Base {
 
-	public function get_name(): string {
+	public function get_type() {
 		return 'field_name';
 	}
 
-	public function get_label(): string {
+	public function get_name() {
 		return esc_html__( 'My Field Name', 'textdomain' );
 	}
 
 }
 ```
 
-* **Field Type** – The `get_type()` method returns the field name (id) that will be used in the code.
+* **Field Type** – The `get_type()` method returns the field id that will be used in the code.
 
 * **Field Name** – The `get_name()` method returns the field label that will be displayed to the user.