Fix: issue #8818 Xiaolai font has been set as a fallback for Excalifont (#9055)

Co-authored-by: David Luzar <[email protected]>

packages/excalidraw/components/welcome-screen/WelcomeScreen.scss

@@ -1,6 +1,6 @@
 .excalidraw {
   .excalifont {
-    font-family: "Excalifont";
+    font-family: "Excalifont", "Xiaolai";
   }
 
   // WelcomeSreen common