minor #13357 Remove redundant "by default" in autowiring.rst (patrickmaynard)

This PR was submitted for the 5.0 branch but it was merged into the 4.4 branch instead (closes #13357).

Discussion
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Remove redundant "by default" in autowiring.rst

Commits
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80ed80b Remove redundant "by default" in autowiring.rst

Author: javiereguiluz

service_container/autowiring.rst

@@ -395,7 +395,7 @@ Additionally, you can define several named autowiring aliases if you want to use
 one implementation in some cases, and another implementation in some
 other cases.
 
-For instance, you may want to use by default the ``Rot13Transformer``
+For instance, you may want to use the ``Rot13Transformer``
 implementation by default when the ``TransformerInterface`` interface is
 type hinted, but use the ``UppercaseTransformer`` implementation in some
 specific cases. To do so, you can create a normal alias from the