Update solution to meet exercise criteria (#34583)

The exercise requires a match at greater than 5 characters however the solution has a match occurring at a minimum of 5.
Request to update 5 to a 6.

guide/english/certifications/javascript-algorithms-and-data-structures/regular-expressions/positive-and-negative-lookahead/index.md

@@ -11,6 +11,6 @@ title: Positive and Negative Lookahead
 
 ```javascript
 let sampleWord = "astronaut";
-let pwRegex = /(?=\w{5,})(?=\D*\d{2})/;
+let pwRegex = /(?=\w{6,})(?=\D*\d{2})/;
 let result = pwRegex.test(sampleWord);
 ```