Merge pull request #361 from plotly/april-25-webinar-ad

Swap sidebar ad to April 2025 webinar

Author: red-patience

_includes/layouts/webinar_plug.html

@@ -1,5 +1,5 @@
 
-    <a href="https://go.plotly.com/build-production-data-apps-your-way?utm_source=Webinar:%20AI-Powered%20Storytelling%203/18/2025&utm_medium=graphing_libraries&utm_content=sidebar" target="_blank">
-      <img src="https://images.prismic.io/plotly-marketing-website-2/Z74L1J7c43Q3gN9A_production-data-apps-Square_ads.jpg?auto=format,compress"
-      style="width: 200px; height: 200px; position: fixed; bottom: 10px; left: 50px" alt="Sign up for the upcoming webinar: Build Production-Grade Data Apps Your Way">
+    <a href="https://go.plotly.com/elevate-your-analytics?utm_source=Webinar:%20Dash%20Enterprise%205.7&utm_medium=graphing_libraries&utm_content=sidebar" target="_blank">
+      <img src="https://images.prismic.io/plotly-marketing-website-2/Z9mL0DiBA97Gimoh_Square_ads.jpg?auto=format,compress"
+      style="width: 200px; height: 200px; position: fixed; bottom: 10px; left: 50px" alt="Sign up for the upcoming webinar: Elevate Your Analytics with Plotly Dash Enterprise 5.7">
     </a>