fix: only pass values that are used to edit components

src/lib/group/Edit.svelte

@@ -11,7 +11,7 @@
 
     let err: string[] = [];
 
-    let input = new Group(group);
+    let input = new Group({name: group.name, display_name: group.display_name, banner: group.banner, color: group.color, icon: group.icon, description: group.description});
 
     const dispatch = createEventDispatcher();
 

src/lib/group/Privacy.svelte

@@ -30,7 +30,7 @@
         dispatch('update', group);
     }
 
-    let input = new Group(group);
+    let input = new Group({privacy: group.privacy});
 
     async function submit() {
         let data = input;