Cursor is going away

And Cursor was always considered to be mostly internal anyway, not
really part of the official Perl 6 language.  So don't test for it.
(We will still have Cursor for now, but only as an alias to Match.)

Author: TimToady

S02-types/WHICH.t

@@ -28,7 +28,6 @@ my @normal = <
   Complex
   ComplexStr
   Cool
-  Cursor
   Date
   DateTime
   Deprecation