RILJ: log p3 in ICC IO log message

This was left out, but it looks like it was intended to
be logged. Add it to improve debugging.

Bug: 404757830
Test: deploy to brya, run: logcat -b radio *:S RILJ | grep iccIO
Flag: EXEMPT logging change
Change-Id: Ide6aaca528ce0695a6fe826be15b4705c5c51c2a