test: mark failing corpus test with :skip

WillLillis · clason · commit ad80b4d3a18a · 2025-11-10T18:28:53.000+01:00
diff --git a/test/corpus/varsym.txt b/test/corpus/varsym.txt
@@ -102,6 +102,7 @@ f = a |> a
 
 ================================================================================
 varsym: error: carrow
+:skip
 ================================================================================
 
 f = a => a
