Infra 4002 - Update Ad 13 and Ad 18

Signed-off-by: Yi Liu <yi.liu@eclipse-foundation.org>
Change-Id: I2cd90e004e0c048e2f87817ba0c51cd4a616f9f5
diff --git a/classes/ads/promotions.class.php b/classes/ads/promotions.class.php
index 1304536..e6a51a9 100644
--- a/classes/ads/promotions.class.php
+++ b/classes/ads/promotions.class.php
@@ -143,8 +143,8 @@
     );
 
     $promos[] = array(
-      'url' => 'PROMO_CEDALO_CASE_STUDY',
-      'imageurl' => '/membership/promo/images/promo_cedalo_case_study.png',
+      'url' => 'PROMO_OBEO_CASE_STUDY',
+      'imageurl' => '/membership/promo/images/promo_obeo_case_study.png',
       'memberName' => 'EclipseFoundation',
       'type' => 'strat_ad',
       'weight' => 4
@@ -183,8 +183,8 @@
     );
 
     $promos[] = array(
-      'url' => 'PROMO_IOT_DEV_SURVEY_2020',
-      'imageurl' => '/membership/promo/images/iot_dev_survey_2020.png',
+      'url' => 'PROMO_IOT_EDGE_COMMERCIAL_2021',
+      'imageurl' => '/membership/promo/images/iot_2021_edge_commercial_adoption_survey.png',
       'memberName' => 'EclipseFoundation',
       'type' => 'strat_ad',
       'weight' => 6