feat: 新增法定单位=>法定计量单位

@@ -185,7 +185,7 @@
       </el-row>
       <el-row :gutter="5">
         <el-col :span="4">
-          <Formitem label="法定单位">
+          <Formitem label="法定计量单位">
             <el-input
               class="inputShadow"
               id="inputInner--unitLegalFirstCode"

@@ -798,7 +798,7 @@ export default {
           align: "left",
         },
         {
-          name: "法定单位",
+          name: "法定计量单位",
           value: "unitLegalFirstCode",
           width: "",
           align: "left",