[Marktplaats] #2553 example values added (#2752)

For automation tests example values are needed

bridges/MarktplaatsBridge.php

@@ -17,12 +17,14 @@ class MarktplaatsBridge extends BridgeAbstract {
 				'name' => 'zipcode',
 				'type' => 'text',
 				'required' => false,
+				'exampleValue' => '1013AA',
 				'title' => 'Zip code for location limited searches',
 			),
 			'd' => array(
 				'name' => 'distance',
 				'type' => 'number',
 				'required' => false,
+				'exampleValue' => '100000',
 				'title' => 'The distance in meters from the zipcode',
 			),
 			'f' => array(