[freeboxos] Add websocket connection refresh mechanism (#15543)

[freeboxos] Add websocket connection refresh mechanism (#15543)

* Adding the possibility to disable websocket listening.
This is set up in order to ease debugging of the "Erreur Interne" issue.

* Enhancing websocket work with recurrent deconnection, simplification of listeners handling
* refactored function name
* Fixed the name of the channel where the refresh command is sent.
* Solving SAT issues
* Corrected doc error
* Added properties
* Removed gson 2.10 now that it is included into core.

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Signed-off-by: clinique <gael@lhopital.org>