Simplify Next.js log error messages.

 ⨯ Error: Error when fetching available stores
nextjs  |     at Object.safe (./src/api/endpoint.helper.ts:11:19)
nextjs  |     at async Module.StoresAvailable (./src/api/query/stores-available/stores-available.ts:14:18)
nextjs  |     at async Promise.all (index 2)
nextjs  |     at async Layout ([store]/[lang]/layout.tsx:36:41)
nextjs  | digest: "775247599"
nextjs  |   11 |   if (!response.success) {
nextjs  |   12 |     if (typeof arg.error === 'string') {
nextjs  | > 13 |       throw new Error(arg.error, { cause: response.error });
nextjs  |      |            ^
nextjs  |   14 |     }
nextjs  |   15 |     throw arg.error(response.error);
nextjs  |   16 |   }

 ⨯ Error: Error when fetching available stores