minor #6923 fix typo (sajadtorkamani)

This PR was merged into the 4.x branch.

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fix typo

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4b9a0a5 fix typo

Author: javiereguiluz

doc/dashboards.rst

@@ -143,7 +143,7 @@ Defining the Route in the ``index()`` Method
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 Using the ``#[AdminDashboard]`` attribute is the recommended way to define the
-dashboard route. However, you can also define the dashboard route applying the
+dashboard route. However, you can also define the dashboard route by applying the
 ``#[Route]`` attribute on the ``index()`` method::
 
     // ...