fix punkboot::check_package_availability

src/make.tcl

@@ -738,7 +738,7 @@ proc  ::punkboot::check_package_availability {args} {
                                 lappend ::test::pkg_missing $pkgrequest
                             }
                         } else {
-                            if {$pkgrequest ni $::test_pkg_broken} {
+                            if {$pkgrequest ni $::test::pkg_broken} {
                                 lappend ::test::pkg_broken $pkgrequest
                             }