Merge branch '6.4' into 7.0

* 6.4:
  docs: fix typo
  Typo

Author: OskarStark

frontend/asset_mapper.rst

@@ -618,7 +618,7 @@ When the browser downloads the page, this happens:
 3. It *then* sees the ``bootstrap`` import and downloads ``assets/bootstrap.js``.
 
 Instead of downloading all 3 files in parallel, the browser is forced to
-download them one-by-one as it discovers them. This is hurts performance. To fix
+download them one-by-one as it discovers them. This hurts performance. To fix
 this, in ``importmap.php``, add a ``preload`` key to the ``app`` entry, which
 points to the ``assets/app.js`` file. Actually, this should already be
 done for you::
@@ -991,7 +991,7 @@ pages. To add a CSS file to a specific page, create the file, then add a
     {% endblock %}
 
 For JavaScript, first create the new file (e.g. ``assets/checkout.js``). Then,
-add a ``script``` tag that imports it:
+add a ``script`` tag that imports it:
 
 .. code-block:: html+twig