adding Matter ESP32 Lock Example

[lboue]

Hello,

Could you add Matter ESP32 Lock Example connectedhomeip/examples/lock-app/esp32/
This example demonstrates the mapping of OnOff cluster to lock/unlock logic.

Sources are avalaible here:
https://github.com/project-chip/connectedhomeip/tree/master/examples/lock-app/esp32

Regards
Ludovic