fix: antd popover width (#64)

Author: chenjiahan

src/nav-icon/index.module.scss

@@ -20,7 +20,7 @@
 .popover {
   z-index: 999;
 
-  :global(.ant-popover-inner) {
+  :global(.ant-popover-content) {
     box-sizing: border-box;
     width: 552px;
     padding: 24px 28px 14px;
@@ -49,7 +49,7 @@
 
 @media (max-width: 600px) {
   .popover {
-    :global(.ant-popover-inner) {
+    :global(.ant-popover-content) {
       width: 80vw;
     }
   }