treewide: deprecate ip-up.target (#18319)

Systemd upstream provides targets for networking. This also includes a target network-online.target.

In this PR I remove / replace most occurrences since some of them were even wrong and could delay startup.

nixos/modules/services/databases/4store-endpoint.nix

@@ -61,7 +61,9 @@ with lib;
     services.avahi.enable = true;
 
     systemd.services."4store-endpoint" = {
-      wantedBy = [ "ip-up.target" ];
+      after = [ "network.target" ];
+      wantedBy = [ "multi-user.target" ];
+
       script = ''
         ${run} '${pkgs.rdf4store}/bin/4s-httpd -D ${cfg.options} ${if cfg.listenAddress!=null then "-H ${cfg.listenAddress}" else "" } -p ${toString cfg.port} ${cfg.database}'
       '';

nixos/modules/services/databases/4store.nix

@@ -53,7 +53,8 @@ with lib;
     services.avahi.enable = true;
 
     systemd.services."4store" = {
-      wantedBy = [ "ip-up.target" ];
+      after = [ "network.target" ];
+      wantedBy = [ "multi-user.target" ];
 
       preStart = ''
         mkdir -p ${stateDir}/

nixos/modules/services/databases/virtuoso.nix

@@ -62,7 +62,8 @@ with lib;
       };
 
     systemd.services.virtuoso = {
-      wantedBy = [ "ip-up.target" ];
+      after = [ "network.target" ];
+      wantedBy = [ "multi-user.target" ];
 
       preStart = ''
         mkdir -p ${stateDir}