change verified cert image

openedx/features/course_experience/static/course_experience/js/CourseHome.js

@@ -77,7 +77,7 @@ export class CourseHome {  // eslint-disable-line import/prefer-default-export
     const logEventProperties = { courseRunKey: this.courseRunKey };
     const promotionEventProperties = {
       promotion_id: 'courseware_verified_certificate_upsell',
-      creative: 'original_hero',
+      creative: 'hero_matthew_smith',
       name: 'In-Course Verification Prompt',
       position: 'hero',
     };

openedx/features/course_experience/static/course_experience/js/spec/CourseHome_spec.js

@@ -50,7 +50,7 @@ describe('Course Home factory', () => {
   describe('Upgrade message events', () => {
     const segmentEventProperties = {
       promotion_id: 'courseware_verified_certificate_upsell',
-      creative: 'original_hero',
+      creative: 'hero_matthew_smith',
       name: 'In-Course Verification Prompt',
       position: 'hero',
     };