Merge pull request '调整标题栏按钮布局，使联系客服和入驻按钮左右边距相等' (#16) from Xfy into Main

Reviewed-on: http://8.137.125.67:4000/SwtTt29/Program-mini/pulls/16

pages/seller/index.wxss

@@ -242,8 +242,9 @@ button {
 .title-bar-actions {
   display: flex;
   align-items: center;
-  gap: 15rpx;
+  justify-content: space-between;
   padding: 0 20rpx;
+  width: 100%;
 }
 
 /* 未入驻状态样式 */