fs_mgr: ReadDefaultFstab suppress ReadFstabFromDt logging

Since we are moving the fstab from DT into the ramdisk fstab, the
logging from ReadFstabFromDt when reading the default fstab is
turning into logging noise.

Test: compile
Bug: 122602260
Change-Id: Icba0962c13d701afce2dc7c4f23712dd47ea0100
2 files changed