Updated docs about Linked Cards.

Thanks to xet7 !

docs/Features/Linked-Cards.md

@@ -1,6 +1,6 @@
 Linked Card feature was added at https://github.com/wekan/wekan/pull/1592
 
-With Linked Card feature, it's possible to create new board as dashboard, and link cards from other boards to current board, seeing realtimes changes from all those cards at dashboard.
+With Linked Card feature, it's possible to create new board as dashboard. At dashboard board, you add new card Link, and there link to some card at other board, so you see realtimes changes from all those cards at dashboard board.
 
 Search is for searching card, to be as linked card, I presume.