ISTWCMS-6274: fixing help text for google maps block

uw_cfg_common.module

@@ -1888,10 +1888,16 @@ function uw_cfg_common_field_widget_single_element_link_default_form_alter(array
   if ($field_definition->getName() == 'field_uw_event_map') {
     $element['uri']['#description'] = t('Optional: provide a link to a map with the event location (e.g. https://uwaterloo.ca/map/). This must be an external URL such as https://example.com.');
   }
-  elseif ($field_definition->getName() != 'field_gmaps_embedded_url') {
+  else {
+
     // Set custom description for all link fields except event map.
     $element['uri']['#description'] = t('Start typing the title of a piece of content to select it. You can also enter an internal path such as /blog or an external URL such as https://example.com. Enter <front> to link to the front page.');
 
+    // Set custom description for google maps.
+    if ($field_definition->getName() == 'field_gmaps_embedded_url') {
+      $element['uri']['#description'] = 'Google Maps starts with https://www.google.com/maps/embed?pb=';
+    }
+
     // Set custom description only for event host field.
     if ($field_definition->getName() == 'field_uw_event_host') {
       $element['uri']['#description'] .= ' ' . t('Enter <nolink> to display link text only.');