fix: smooth scroll to search input with dynamic banner offset (#1624)

* fix: smooth scroll to search input with dynamic banner offset
* refactor: enhance scroll behavior to search input for smoother user experience

---------

Co-authored-by: Shubham Sahu <[email protected]>

Author: FreakPirate

djangoproject/static/js/djangoproject.js

@@ -97,8 +97,9 @@ window.addEventListener('keydown', function (e) {
   const el = document.querySelector('#id_q');
 
   el.select();
-  el.focus({ preventScroll: true });
-  el.scrollIntoView({ behavior: 'smooth' });
+  el.focus();
+
+  window.scrollTo({ top: 0, left: 0, behavior: 'smooth' });
 });
 
 // Add copy buttons to code snippets