base-sim: avoid printing IMSI/ICCID and others twice
The logic initializing the SIM object already prints the loaded fields, taking into account that some of them should be treated as personal info (so redacted by default).
[modem0/sim0] loaded SIM identifier: 8988211000000123456
[modem0/sim0] loaded SIM identifier: ###
[modem0/sim0] loaded IMSI: 901700000012345
[modem0/sim0] loaded IMSI: ###