Update internal reference to get the most updated Espressif's libraries. Those libraries are based on branch `release/v5.1` of the ESP-IDF and include `v5.1.4` version of it.
risc-v/espressif: Rename espressif/esp32c6 as esp32c6 risc-v/espressif: Rename espressif/esp32h2 as esp32h2