Fixed group posting issue

ref #50

src/components/AddContactModal.svelte

@@ -89,7 +89,6 @@
         text: "Contact is being added...",
         duration: -1,
       }).showToast();
-      const groups = teams.concat(orgs).map((g) => g.id);
       let address = {};
       if (address_checked === true) {
         address = {
@@ -101,7 +100,7 @@
         };
       }
       let postdata = {
-        groups,
+        groups: selected_team,
         firstname: firstname_input_value,
         lastname: lastname_input_value,
         address,