Fix: typo

Author: Kshitij978

script.js

@@ -68,7 +68,7 @@ submitButton.addEventListener('click', (event) =>{
 
 //get user data
 axios({
-url: `http://localhost:5100/data?username=${username}`,
+url: `https://activity-graph.herokuapp.com/data?username=${username}`,
 method: 'GET',
 })
 .then((contributionData)=>{