fix(backend): do not count waiting processes

lib/Ravada.pm

@@ -2287,7 +2287,8 @@ sub _domain_working {
     }
     my $sth = $CONNECTOR->dbh->prepare("SELECT id, status FROM requests "
         ." WHERE id <> ? AND id_domain=? "
-        ." AND (status <> 'requested' AND status <> 'done' AND command <> 'set_base_vm')");
+        ." AND (status <> 'requested' AND status <> 'done' AND status <> 'waiting' "
+        ." AND command <> 'set_base_vm')");
     $sth->execute($id_request, $id_domain);
     my ($id, $status) = $sth->fetchrow;
 #    warn "CHECKING DOMAIN WORKING "