minor #18082 Update doctrine.rst (jeanhadrien)

This PR was merged into the 6.2 branch.

Discussion
----------

Update doctrine.rst

typo fix

<!--

If your pull request fixes a BUG, use the oldest maintained branch that contains
the bug (see https://symfony.com/releases for the list of maintained branches).

If your pull request documents a NEW FEATURE, use the same Symfony branch where
the feature was introduced (and `6.x` for features of unreleased versions).

-->

Commits
-------

7ccec05 Update doctrine.rst

Author: OskarStark

doctrine.rst

@@ -663,7 +663,7 @@ using the ``MapEntity`` attribute::
 
 .. tip::
 
-    When enabled globally, it's possible to disabled the behavior on a specific
+    When enabled globally, it's possible to disable the behavior on a specific
     controller, by using the ``MapEntity`` set to ``disabled``::
 
         public function show(