minor #19087 Update performance.rst to use $container->getParameterBag() (gnumoksha)

This PR was squashed before being merged into the 6.3 branch.

Discussion
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Update performance.rst to use $container->getParameterBag()

there is no `$container->parameters()`

Commits
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48db6a2 Update performance.rst to use $container->getParameterBag()

Author: javiereguiluz

performance.rst

@@ -81,7 +81,7 @@ container into a single file, which could improve performance when using
         // config/services.php
 
         // ...
-        $container->parameters()->set('.container.dumper.inline_factories', true);
+        $configurator->parameters()->set('.container.dumper.inline_factories', true);
 
 .. _performance-use-opcache: