Fix position of package properties that must follow packages

(cherry picked from commit 9f1aa612ec)

Co-authored-by: Mark Roszko <mark.roszko@gmail.com>

eeschema/netlist_exporters/netlist_exporter_allegro.cpp

@@ -81,12 +81,12 @@ bool NETLIST_EXPORTER_ALLEGRO::WriteNetlist( const wxString& aOutFileName,
         // Start with package definitions, which we create from component groups.
         toAllegroPackages();
 
-        // Write out nets
-        toAllegroNets();
-
         // Write out package properties. NOTE: Allegro doesn't recognize much...
         toAllegroPackageProperties();
 
+        // Write out nets
+        toAllegroNets();
+
         fmt::print( m_f, "$END\n" );
     }
     catch (...)