remove tests for Callable.grep(), which is insane

S32-list/grep.t

@@ -47,18 +47,6 @@ my @list = (1 .. 10);
     is(@result[4], 9, 'got the value we expected');
 }
 
-#?rakudo todo "closure as non-final argument RT #124757"
-#?niecza skip 'Invocant handling is NYI'
-{
-    my @result = grep { ($_ % 2) }: @list;
-    is(+@result, 5, 'we got a list back');
-    is(@result[0], 1, 'got the value we expected');
-    is(@result[1], 3, 'got the value we expected');
-    is(@result[2], 5, 'got the value we expected');
-    is(@result[3], 7, 'got the value we expected');
-    is(@result[4], 9, 'got the value we expected');
-}
-
 {
   is(42.grep({ 1 }), "42",     "method form of grep works on numbers");
   is('str'.grep({ 1 }), 'str', "method form of grep works on strings");