Simplify contactsToExportJson function

Remove unnecessary contact object mapping in contactsToExportJson function.
The contacts array can be used directly since it already contains all required
fields in the correct format.

src/libs/util.ts

@@ -900,30 +900,12 @@ export interface DatabaseExport {
  * @returns DatabaseExport object in the standardized format
  */
 export const contactsToExportJson = (contacts: Contact[]): DatabaseExport => {
-  // Convert each contact to a plain object and ensure all fields are included
-  const rows = contacts.map((contact) => {
-    // Create a plain object without stringifying contactMethods
-    const exContact = {
-      did: contact.did,
-      iViewContent: contact.iViewContent,
-      name: contact.name,
-      nextPubKeyHashB64: contact.nextPubKeyHashB64,
-      notes: contact.notes,
-      profileImageUrl: contact.profileImageUrl,
-      publicKeyBase64: contact.publicKeyBase64,
-      seesMe: contact.seesMe,
-      registered: contact.registered,
-      contactMethods: contact.contactMethods || [],
-    };
-    return exContact;
-  });
-
   return {
     data: {
       data: [
         {
           tableName: "contacts",
-          rows,
+          rows: contacts,
         },
       ],
     },