fix: playground version dropdown

Author: DylanPiercey

src/tags/let-search-param.marko

@@ -4,8 +4,8 @@ export interface Input {
 <let/internalValue=$global.url.searchParams.get(input.key)/>
 
 <return=internalValue valueChange(newValue: string) {
-  $global.url.searchParams.set(input.key, newValue);
-  $global.url.hash = window.location.hash;
-  history.replaceState(null, "", $global.url.toString())
+  const newUrl = new URL(window.location.href);
+  newUrl.searchParams.set(input.key, newValue);
+  history.replaceState(null, "", newUrl.toString())
   internalValue = newValue;
 }/>