Minor reword

Author: javiereguiluz

components/console/introduction.rst

@@ -173,7 +173,7 @@ Verbosity Levels
    The ``VERBOSITY_VERY_VERBOSE`` and ``VERBOSITY_DEBUG`` constants were introduced
    in version 2.3
 
-The console has five levels of verbosity. These are defined in the
+The console has five verbosity levels. These are defined in the
 :class:`Symfony\\Component\\Console\\Output\\OutputInterface`:
 
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