esp_local_ctrl_data_handler() function

Protocomm handler for `esp_local_ctrl` This is the handler which is responsible for processing incoming requests over a protocomm channel, then invokes one of the following functions depending upon the request type: - `esp_local_ctrl_get_prop_count()` - `esp_local_ctrl_get_prop_values()` -` esp_local_ctrl_set_prop_values()` The output of the above functions are used to form the response messages corresponding to request types. The formed response messages are packed and sent back via the protocomm channel.