iface-modem: avoid cast-align errors

We can safely cast the data in a GArray to gpointer first, and then
to the pointer type we require.

  mm-iface-modem.c: In function 'after_set_load_current_bands_ready':
  mm-iface-modem.c:2358:55: error: cast increases required alignment of target type [-Werror=cast-align]
           requested_str = mm_common_build_bands_string ((MMModemBand *)requested_bands->data, requested_bands->len);
                                                         ^
  mm-iface-modem.c:2359:55: error: cast increases required alignment of target type [-Werror=cast-align]
           current_str   = mm_common_build_bands_string ((MMModemBand *)current_bands->data, current_bands->len);
                                                         ^
  mm-iface-modem.c: In function 'validate_bands':
  mm-iface-modem.c:2474:48: error: cast increases required alignment of target type [-Werror=cast-align]
                                                  (const MMModemBand *)supported_bands_array->data,
                                                  ^
  mm-iface-modem.c: In function 'mm_iface_modem_set_current_bands':
  mm-iface-modem.c:2535:50: error: cast increases required alignment of target type [-Werror=cast-align]
       bands_string = mm_common_build_bands_string ((MMModemBand *)bands_array->data,
                                                    ^

0 files changed, 0 insertions, 0 deletions