Add lineClamp proprety for ui/experimental/Box

Author: jviide

.changeset/wise-peas-cheat.md

@@ -0,0 +1,5 @@
+---
+"@badrap/libapp": patch
+---
+
+Add lineClamp proprety for ui/experimental/Box

src/ui/experimental/Box.ts

@@ -17,6 +17,7 @@ type BoxProps = {
   flexBasis?: Responsive<string>;
   flexGrow?: Responsive<string>;
   flexShrink?: Responsive<string>;
+  lineClamp?: number | string;
   display?: Responsive<"none" | "block" | "inline-block">;
   children?: UiNode;
 };