Update implicit-vs-explicit-rendering.mdx (#17341)

"This set up is ideal for static pages where you want the widget to load immediately *when* the page loads." - added "when"

src/content/docs/turnstile/tutorials/implicit-vs-explicit-rendering.mdx

@@ -23,7 +23,7 @@ This tutorial will explore the two primary methods of implementing Turnstile to
 
 ## Implicit rendering
 
-Implicit rendering automatically displays the Turnstile widget on your webpage without additional JavaScript code. This set up is ideal for static pages where you want the widget to load immediately the page loads.
+Implicit rendering automatically displays the Turnstile widget on your webpage without additional JavaScript code. This set up is ideal for static pages where you want the widget to load immediately when the page loads.
 
 To set up implicit rendering: