Merge branch 'feature/use_esp_err_to_name' into 'master'

Use esp_err_to_name in examples & optionally disable it in Kconfig

See merge request idf/esp-idf!2013

diff --cc components/esp32/Kconfig
Simple merge

diff --cc examples/bluetooth/gatt_client/main/gattc_demo.c
Simple merge

diff --cc examples/bluetooth/gatt_server/main/gatts_demo.c
Simple merge

diff --cc examples/bluetooth/gatt_server_service_table/main/gatts_table_creat_demo.c
Simple merge

diff --cc examples/bluetooth/gattc_multi_connect/main/gattc_multi_connect.c
Simple merge