Merge branch 'iteration-20240520' into jenkins-dev

src/views/prepare-lessons/components/lesson-main/courseware/addCourseware.tsx

@@ -811,13 +811,13 @@ export default defineComponent({
                       );
                       const sensitivity = 150; // 自定义灵敏度
                       if (event.clientY < sensitivity) {
-                        container.scrollTop -= 5;
+                        container.scrollTop -= 8;
                       } else if (
                         window.innerHeight - event.clientY <
                         sensitivity
                       ) {
                         console.log('1111');
-                        container.scrollTop += 5;
+                        container.scrollTop += 8;
                       }
                     }}
                     componentData={{