fix: remove unused import

Author: joberthel

Diff for: credentials/ShopwareAdminCredentialsApi.credentials.ts

@@ -1,7 +1,6 @@
 import type { AxiosRequestConfig } from 'axios';
 import axios from 'axios';
 import {
-	IAuthenticateGeneric,
 	Icon,
 	ICredentialDataDecryptedObject,
 	ICredentialTestRequest,