[automerger skipped] Merge "libutils: check vsnprintf error" into oc-dev am:...

[automerger skipped] Merge "libutils: check vsnprintf error" into oc-dev am: a03d37d5 am: d8801aaa am: d05ecb8d am: dc99a094 am: 64b312bb am: 0cb14f1f am: ce44c8ac am: f1c0be76 -s ours

am skip reason: Change-Id Ia85067d4258bde4b875c832d6223db5dd26b8838 with SHA-1 ee22384c is in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/system/core/+/12254459

Change-Id: I67d383e0e91758a494e6d5bf9ac218d59810790e