refactor: Add IRequestOptions type to helpers.request for more type safety (no-changelog) (#8563)

Co-authored-by: कारतोफ्फेलस्क्रिप्ट™ <aditya@netroy.in>

packages/nodes-base/nodes/Google/Firebase/RealtimeDatabase/GoogleFirebaseRealtimeDatabase.node.ts

@@ -7,6 +7,7 @@ import type {
 	INodeType,
 	INodeTypeDescription,
 	JsonObject,
+	IHttpRequestMethods,
 } from 'n8n-workflow';
 import { NodeApiError, NodeOperationError } from 'n8n-workflow';
 
@@ -180,7 +181,7 @@ export class GoogleFirebaseRealtimeDatabase implements INodeType {
 			try {
 				const projectId = this.getNodeParameter('projectId', i) as string;
 
-				let method = 'GET',
+				let method: IHttpRequestMethods = 'GET',
 					attributes = '';
 				const document: IDataObject = {};
 				if (operation === 'create') {