🤖 Merge PR #65866 Update node-cron index.d.ts file by @neerajkumar161

* Update index.d.ts

- Added description comment for `schedule`, `validate` and `getTasks` methods

* fix: trailing whitespace

types/node-cron/index.d.ts

@@ -9,10 +9,23 @@
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 import { EventEmitter } from 'events';
 
+/**
+ * Creates a new task to execute the given function when the cron expression ticks.
+ * @param cronExpression
+ * @param func
+ * @param options
+ */
 export function schedule(cronExpression: string, func: ((now: Date | "manual" | "init") => void) | string, options?: ScheduleOptions): ScheduledTask;
 
+/**
+ * To validate whether the expression is a cron expression or not
+ * @param cronExpression
+ */
 export function validate(cronExpression: string): boolean;
 
+/**
+ * Get the list of tasks created using the `schedule` function
+ */
 export function getTasks(): Map<string, ScheduledTask>;
 
 export interface ScheduledTask extends EventEmitter {