Make sure to disable ngcp-www-admin site.

We're reusing 1443 from ngcp-www-admin, but want to have it still
installed for now.

debian/ngcp-panel.postinst

@@ -26,6 +26,9 @@ a2enmod dump_io || echo "Missing some optional Apache module(s), ignoring."
 # disable debian's default Apache site
 a2dissite default
 
+# disable old ngcp-www-admin
+a2dissite ngcp-www-admin
+
 # dh_installdeb will replace this with shell code automatically
 # generated by other debhelper scripts.
 #DEBHELPER#