离线文件代码修改

src/modules/examwork/view/offlineExam.vue

@@ -201,7 +201,7 @@
                     <el-checkbox-group v-model="uploadFileType" class="input">
                       <el-checkbox label="ZIP" key="ZIP">ZIP</el-checkbox>
                       <el-checkbox label="PDF" key="PDF">PDF</el-checkbox>
-                      <el-checkbox label="IMAGE" key="JPG"
+                      <el-checkbox label="IMAGE" key="IMAGE"
                         >图片(JPG/JPEG/PNG)</el-checkbox
                       >
                     </el-checkbox-group>