refactor(student page): replace selectSWorks with getWork

统一学生页面中调用的工具方法名称，将selectSWorks替换为getWork，保持代码调用一致性

src/views/Student/index.vue

@@ -2524,7 +2524,7 @@ const handleRefreshPage = () => {
     (element as any).toolType !== undefined &&
     ((element as any).toolType === 45 || (element as any).toolType === 15 || (element as any).toolType === 73 || (element as any).toolType === 72 || (element as any).toolType === 78 || (element as any).toolType === 79)
     ) {
-      selectSWorks()
+      getWork()
     }
     // 获取当前幻灯片中的所有iframe元素
     const iframes = document.querySelectorAll('.viewer-canvas .screen-slide')[slideIndex.value].querySelectorAll('iframe')