Update tests/run/i16252.scala

Co-authored-by: Dale Wijnand <dale.wijnand@gmail.com>

Author: odersky

tests/run/i16252.scala

@@ -6,5 +6,5 @@ class Baz:
   private transparent inline def zero = 0
 
 @main
-def main =
+def Test =
   println(Baz().foo)