⚡ added folder and changed name to credentials

packages/nodes-base/nodes/Microsoft/Excel/GenericFunctions.ts

@@ -24,7 +24,7 @@ export async function microsoftApiRequest(this: IExecuteFunctions | IExecuteSing
 			options.headers = Object.assign({}, options.headers, headers);
 		}
 		//@ts-ignore
-		return await this.helpers.requestOAuth.call(this, 'microsoftOAuth2Api', options);
+		return await this.helpers.requestOAuth.call(this, 'microsoftExcelOAuth2Api', options);
 	} catch (error) {
 		if (error.response && error.response.body && error.response.body.error && error.response.body.error.message) {
 			// Try to return the error prettier

packages/nodes-base/nodes/Microsoft/Excel/MicrosoftExcel.node.ts

@@ -49,7 +49,7 @@ export class MicrosoftExcel implements INodeType {
 		outputs: ['main'],
 		credentials: [
 			{
-				name: 'microsoftOAuth2Api',
+				name: 'microsoftExcelOAuth2Api',
 				required: true,
 			},
 		],