fix issue

templates/repo/modelarts/trainjob/new.tmpl

@@ -303,7 +303,7 @@
                     
                     <div class="ui labeled input" style="width: 5%;">
                             <!-- <span class="min"><i class="minus icon"></i></span> -->
-                            <input style="border-radius: 0;text-align: center;" name="work_server_number" id="trainjob_work_server_num" tabindex="3" autofocus required maxlength="255" value="1" disabled>
+                            <input style="border-radius: 0;text-align: center;" name="work_server_number" id="trainjob_work_server_num" tabindex="3" autofocus required maxlength="255" value="1" readonly>
     
                             <!-- <span class="add"><i class="plus icon"></i></span> -->
                     </div>