Update README.md

README.md

@@ -22,7 +22,7 @@ An immersive data engineering journey awaits you in this comprehensive starter k
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   <div>
-    <a href="https://www.wednesday.is/contact-us?utm_source=gthb&utm_medium=repo&utm_campaign=serverless" target="_blank">
+    <a href="https://www.wednesday.is/contact-us?utm_source=gthb&utm_medium=repo&utm_campaign=data-engineering-onboarding" target="_blank">
       <img src="https://uploads-ssl.webflow.com/5ee36ce1473112550f1e1739/5f6ae88b9005f9ed382fb2a5_button_get_in_touch.svg" width="121" height="34">
     </a>
     <a href="https://github.com/wednesday-solutions/" target="_blank">