waf: display oprofile and gdbjit options for all platforms

was breaking mac

wscript

@@ -100,7 +100,6 @@ def set_options(opt):
                 , dest='shared_v8_libname'
                 )
 
-  if sys.platform.startswith("linux"):
   opt.add_option( '--oprofile'
                 , action='store_true'
                 , default=False