[automerger skipped] Merge "rootdir/init.rc: enable iostat by default" am: 8d5bbec4c1 am: 2cf11bacde -s ours

am skip reason: Change-Id If95e30c7d3bfec621dfde9452a6eda5211c64a2b with SHA-1 767c723c25 is in history

Original change: https://android-review.googlesource.com/c/platform/system/core/+/1371528

Change-Id: Iebdb200f34156890e8f0506745e980b7cc0e8251