esp-idf/examples/bluetooth/esp_ble_mesh/onoff_models/onoff_client/sdkconfig.ci.proxy05

#| Proxy   | PB-GATT | Proxy Server | Proxy Client |
#| Disable | Disable | Disable      | Disable      |
CONFIG_BLE_MESH_PB_GATT=n
CONFIG_BLE_MESH_GATT_PROXY_SERVER=n
CONFIG_BLE_MESH_PROXY=n