service fuzzer: ignore interface checks

We bypass this half the time in the driver now, but
it's better to bypass it here in Parcel so that we
fuzz how different fields are set at the beginning
of Parcel.

Bug: N/A
Test: servicemanager_fuzzer for several minutes
Change-Id: I17399680c0f5d9239071e9d4fa6bcedb545f7871