Disable example related to now open issue

Author: mborland

test/Jamfile

@@ -205,7 +205,7 @@ run ../examples/statistics.cpp ;
 run ../examples/format.cpp ;
 run ../examples/fmt_format.cpp ;
 run ../examples/print.cpp ;
-run ../examples/promotion.cpp ;
+#run ../examples/promotion.cpp ;
 
 # Test compilation of separate headers
 compile compile_tests/bid_conversion.cpp ;