GetResponse*Events stop after a response was set

| Q             | A
| ------------- | ---
| Doc fix?      | yes
| New docs?     | no
| Applies to    | All versions
| Fixed tickets | #4516

The kernel.view and kernel.exception events stop propagation when a response is set, and it wasn't noted on the documentation.
https://github.com/symfony/symfony-docs/pull/4532/files#diff-e15ca2d264f8727e6c744c50d918aecaR172
https://github.com/symfony/symfony-docs/pull/4532/files#diff-e15ca2d264f8727e6c744c50d918aecaR401

2 times " When setting a response for the ``kernel.view`` event, the propagation"