remove unnecessary ant files

web/assets/ant-design-vue/antd.less

@@ -1,7 +0,0 @@
-@import "../lib/style/index.less";
-@import "../lib/style/components.less";
-
-@green-6: #008771;
-@primary-color: @green-6;
-@border-radius-base: 1rem;
-@progress-remaining-color: #EDEDED;