Merge "Fix: print namespace variable names, too."

core/product_config.rbc

@@ -82,7 +82,7 @@ def _printvars(globals, cfg):
                     # Define SOONG_CONFIG_<ns> for Make, othewise
                     # it cannot be added to .KATI_READONLY list
                     if _options.format == "make":
-                        print("SOONG_CONFIG_" + nsname, ":=")
+                        print("SOONG_CONFIG_" + nsname, ":=", " ".join(nsvars.keys()))
                     for var, val in sorted(nsvars.items()):
                         __print_attr("SOONG_CONFIG_%s_%s" % (nsname, var), val)
             elif attr not in _globals_base: