Revert "修改"

This reverts commit 9ed62253cf705bb8d5ae403f4d3a647fe67ef88b.

src/teacher/my-fans/index.tsx

@@ -73,7 +73,7 @@ export default defineComponent({
           confirmButtonColor: 'var(--van-primary)'
         }).then(async () => {
           await request.post('/api-teacher/teacher/delFans/' + item.userId)
-          Toast('删除成功')
+          Toast('课程删除成功')
 
           this.params.page = 1;
           this.list = []