Updated configuration to resolve errors that occur when the access token is manually passed in

[ghost]

The below errors occur due to the access token being provided, and the clientID and Secret being left blank, but the constructor setup code still runs

TypeError: Cannot read properties of undefined (reading 'name')
    at FormData._getContentDisposition (C:\Users\Luke\Documents\GitHub\electron-identitynow-starter\node_modules\form-data\lib\form_data.js:227:40)
    at FormData._multiPartHeader (C:\Users\Luke\Documents\GitHub\electron-identitynow-starter\node_modules\form-data\lib\form_data.js:178:33)
    at FormData.append (C:\Users\Luke\Documents\GitHub\electron-identitynow-starter\node_modules\form-data\lib\form_data.js:71:21)
    at new Configuration (C:\Users\Luke\Documents\GitHub\electron-identitynow-starter\node_modules\sailpoint-api-client\dist\configuration.js:85:18)
    at Module.createConfiguration (C:\Users\Luke\Documents\GitHub\electron-identitynow-starter\src\lib\sailpoint\sdk.ts:4:20)
    at load (C:\Users\Luke\Documents\GitHub\electron-identitynow-starter\src\routes\home\form-integration\+page.server.ts:10:17)
    at Module.load_server_data (C:\Users\Luke\Documents\GitHub\electron-identitynow-starter\node_modules\@sveltejs\kit\src\runtime\server\page\load_data.js:61:41)
    at C:\Users\Luke\Documents\GitHub\electron-identitynow-starter\node_modules\@sveltejs\kit\src\runtime\server\page\index.js:140:19
    at process.processTicksAndRejections (node:internal/process/task_queues:95:5)