Revert "ANDROID: fix type of sysinfo.uptime" am: b3fbe2631e

Original change: https://android-review.googlesource.com/c/platform/external/musl/+/2262410

Change-Id: I4135912d04ae912a8513b37f6cd753dae4216f20
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>