feat：添加国际化

nezha-fronted/src/components/common/language/cn.js

@@ -848,6 +848,7 @@ const cn = {
       addLine:'添加连线',
       lineName:'连线名称',
       width:'宽度',
+      dashes:'虚线',
       option:'设置',
       arrows:'箭头方向',
       color:'颜色',

nezha-fronted/src/components/common/language/en.js

@@ -856,6 +856,7 @@ const en = {
       addLine:'Add Line',
       lineName:'Line Name',
       width:'thickness',
+      dashes:'Dotted line',
       option:'Option',
       arrows:'Arrows',
       color:'Color',

nezha-fronted/src/components/common/project/addLine.vue

@@ -37,7 +37,7 @@
                 </el-option>
               </el-select>
             </el-form-item>
-            <el-form-item :label="$t('project.topology.width')" prop="width" class="line-width">
+            <el-form-item :label="$t('project.topology.dashes')" prop="width" class="line-width">
               <el-select v-model="form.dashes" placeholder="" :popper-append-to-body="false"  size="small">
                 <div slot="prefix">
                   {{form.dashes}}