ISTWCMS-5880: adding help text for banners

config/install/field.field.node.uw_ct_contact.field_uw_banner.yml

@@ -14,7 +14,7 @@ field_name: field_uw_banner
 entity_type: node
 bundle: uw_ct_contact
 label: Banner
-description: ''
+description: "You may add 1 to 8 banners. If more than one banner is added, they will be displayed in a carousel. For ideal display, all banners should have the same dimensions.<br>\r\nNote that all options beyond image banners are unsupported at this time, and are provided for future use."
 required: false
 translatable: true
 default_value: {  }