Runtime monitor gtk version wasn't built by build_all

src/tools/pwre/src/os_linux/pwre.pl

@@ -607,7 +607,7 @@ sub build_all ()
       _build("exe", "rt*", "src", "all");
       _build("exe", "co*", $flavour, "all");
       _build("exe", "pwr_user", "src", "all");
-      _build("exe", "pwr_rtmon", "src", "all");
+      _build("exe", "pwr_rtmon", "$flavour", "all");
       _build("exp", "ge", "src", "all");
       _build("mmi", "*", "src", "copy");
       _build("mmi", "*", $flavour, "copy");