fix: 打分板可能被隐藏的问题

src/assets/styles/marker.less

@@ -521,7 +521,7 @@
   color: @color-text;
 
   &-fullscreen {
-    z-index: 2000;
+    z-index: 10000;
     .grade-action {
       .action-history-mark {
         display: block;

src/modules/grading/components/ModifyLeaderGrading.vue

@@ -4,6 +4,7 @@
     v-model="modalIsShow"
     title="科组长评档"
     :mask-closable="false"
+    :z-index="10000"
     @on-cancel="cancelHandle"
     @on-visible-change="visibleChange"
   >

src/modules/grading/marker/MarkerGrading.vue

@@ -140,7 +140,7 @@
       v-model="levelChangeModalIsShow"
       width="400"
       footer-hide
-      :z-index="2001"
+      :z-index="10001"
       :closable="false"
       :mask-closable="false"
     >

src/modules/mark/marker/MarkerMarking.vue

@@ -95,7 +95,7 @@
       v-model="levelChangeModalIsShow"
       width="400"
       footer-hide
-      :z-index="2001"
+      :z-index="10001"
       :closable="false"
       :mask-closable="false"
     >