drivers: clock_control: nrf: adapt NRF_HFINT_CALIBRATION option

CLOCK_CONTROL_NRF_HFINT_CALIBRATION depended on the renamed
nordic,nrf-hfxo -> nordic,nrf54l-hfxo. Update config to depend on
DT_HAS_NORDIC_NRF54L_HFXO_ENABLED to match new compat name.

Signed-off-by: Bjarki Arge Andreasen <bjarki.andreasen@nordicsemi.no>