update api

examcloud-core-oe-student-api-provider/src/main/java/cn/com/qmth/examcloud/core/oe/student/api/controller/client/ExamProcessController.java

@@ -207,7 +207,7 @@ public class ExamProcessController extends ControllerSupport {
     // @Naked
     @ApiOperation(value = "文件上传签名信息")
     @PostMapping("/upload/sign")
-    public GetYunSignDomain getUploadSign(@RequestBody GetYunSignDomainQuery query) {
+    public GetAliyunSignDomain getUploadSign(@RequestBody GetYunSignDomainQuery query) {
         User accessUser = this.getAccessUser();
 
         if (StringUtils.isBlank(query.getFileSuffix())) {