Fix tests of Test.pm to use the right order of arguments.

Add a test for the wrong order.

t/01-sanity/99-test-basic.t

@@ -31,7 +31,7 @@ ok 1, 'passing test (not todo)';
 
 skip( 'skip with reason' );
 skip;
-skip( 2, 'skip with count and reason' );
+skip( 'skip with count and reason', 2 );
 
 # skip_rest();
 
@@ -46,6 +46,9 @@ flunk( 'flunk' );
     isa_ok( $x, Int );
 }
 
+dies_ok { skip( 2, 'reason' ) },
+        'skip() dies when given the arguments in the wrong order';
+
 # dies_ok { die }, 'dies_ok';
 # dies_ok { die };
 #