fix(container/grow_size): children should never grow larger then parents

examples/layouts/mixed.zig

@@ -54,7 +54,6 @@ pub fn main() !void {
         .layout = .{
             .gap = 2,
             .padding = .{ .top = 5, .bottom = 3, .left = 3, .right = 3 },
-            .direction = .horizontal,
         },
     }, element);
     for (0..3) |i| {