updated time stamp basic format example

Author: Mash707

packages/react-core/src/components/Timestamp/examples/TimestampBasicFormats.tsx

@@ -1,7 +1,7 @@
 import { Timestamp, TimestampFormat } from '@patternfly/react-core';
 
 export const TimestampBasicFormats: React.FunctionComponent = () => {
-  const currentDate = new Date();
+  const currentDate = new Date('2025-04-21T23:35:25');
 
   return (
     <>