Fix AT link

boriel · boriel · commit 57d2ac5bf288 · 2020-07-16T10:22:18.000+02:00
diff --git a/docs/library/screen.md b/docs/library/screen.md
@@ -40,4 +40,5 @@ PRINT AT 0, 0; "The character at 9, 10 is "; c$
 
 * [ CSRLIN ](csrlin_.md)
 * [ POS](pos_.md)
-* [ AT ](at_.md)
+* [ AT ](../at.md)
+
