minor symfony#21520 Fix typo in encoders.rst (Serveral → Several) (alisolphp)

This PR was merged into the 6.4 branch.

Discussion
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 Fix typo in encoders.rst (Serveral → Several)

This PR fixes a clear typo only — no style/wording/formatting changes.
- serializer/encoders.rst: Serveral → Several

Commits
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737172b Fix typo in encoders.rst (Serveral → Several)

Author: xabbuh

serializer/encoders.rst

@@ -59,7 +59,7 @@ All context options available for the JSON encoder are:
 The ``CsvEncoder``
 ------------------
 
-The ``CsvEncoder`` encodes to and decodes from CSV. Serveral :ref:`context options <serializer-context>`
+The ``CsvEncoder`` encodes to and decodes from CSV. Several :ref:`context options <serializer-context>`
 are available to customize the behavior of the encoder:
 
 ``csv_delimiter`` (default: ``,``)