[automerger skipped] DO NOT MERGE: Revert "init: Add more diagnostics for signalfd hangs." am: e966e6e75f am: c49a090bad am: 32f94c2864 -s ours

am skip reason: subject contains skip directive

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2059067

Change-Id: Ia632baf0ffc40965befdad337790e98c7a54a21e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>