MDL-77833 course: content change notification multilang processing

adding context to format_string

fix multilang in coursename

change context param

course/classes/task/content_notification_task.php

@@ -81,7 +81,7 @@ class content_notification_task extends adhoc_task {
             // Get module names in the user's language.
             $modnames = get_module_types_names();
             $a = [
-                'coursename' => get_course_display_name_for_list($course),
+                'coursename' => format_string(get_course_display_name_for_list($course), true, ['context' => $modcontext]),
                 'courselink' => (new \moodle_url('/course/view.php', ['id' => $course->id]))->out(false),
                 'modulename' => format_string($cm->name, $modcontext->id),
                 'moduletypename' => $modnames[$cm->modname],