minor #17406 Events are dispatched, not thrown (curry684)

This PR was submitted for the 6.1 branch but it was merged into the 4.4 branch instead.

Discussion
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Events are dispatched, not thrown

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Commits
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993f978 Events are dispatched, not thrown

Author: javiereguiluz

components/http_kernel.rst

@@ -509,7 +509,7 @@ Handling Exceptions: the ``kernel.exception`` Event
 :ref:`Kernel Events Information Table <component-http-kernel-event-table>`
 
 If an exception is thrown at any point inside ``HttpKernel::handle()``, another
-event - ``kernel.exception`` is thrown. Internally, the body of the ``handle()``
+event - ``kernel.exception`` is dispatched. Internally, the body of the ``handle()``
 method is wrapped in a try-catch block. When any exception is thrown, the
 ``kernel.exception`` event is dispatched so that your system can somehow respond
 to the exception.