按钮文字统一

src/components/knowledgeExtra/AddNewRule.vue

@@ -72,7 +72,7 @@
                                        @addGroup="addGroup"
                                        @delGroup="delGroup"></SubRulesGroup>
                     </el-form-item>
-                    <el-button class="disclButn" size="small" type="primary" @click="confirm">保存</el-button>
+                    <el-button class="disclButn" size="small" type="primary" @click="confirm">确定</el-button>
                 </el-form>
             </div>
         </div>