minor #14603 [Logger] Remove wrong "method" tag (BafS)

This PR was merged into the 4.4 branch.

Discussion
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[Logger] Remove wrong "method" tag

Method tag is not needed when the processor is invokable, here it would call `processRecord` which doesn't exist

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Commits
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322ce95 Remove wrong "method" tag

Author: javiereguiluz

logging/processors.rst

@@ -103,7 +103,7 @@ information:
 
         $container
             ->register(SessionRequestProcessor::class)
-            ->addTag('monolog.processor', ['method' => 'processRecord']);
+            ->addTag('monolog.processor');
 
 Finally, set the formatter to be used on whatever handler you want: