[REV-1205] add event tracking for PLS upsell links (#24522)

Co-authored-by: Diane Kaplan <dkaplan@edx.org>

openedx/features/course_experience/templates/course_experience/course-home-fragment.html

@@ -189,3 +189,15 @@ from openedx.features.course_experience.course_tools import HttpMethod
 <%static:webpack entry="Enrollment">
     new CourseEnrollment('.enroll-btn', '${course_key | n, js_escaped_string}');
 </%static:webpack>
+
+<%static:require_module_async module_name="js/commerce/track_ecommerce_events" class_name="TrackECommerceEvents">
+
+  var personalizedLearnerSchedulesLink = $(".personalized_learner_schedules_button");
+
+    TrackECommerceEvents.trackUpsellClick(personalizedLearnerSchedulesLink, 'course_home_upgrade_shift_dates', {
+      pageName: "course_home",
+      linkType: "button",
+      linkCategory: "personalized_learner_schedules"
+    });
+
+</%static:require_module_async>