[automerger skipped] DO NOT MERGE Fix tests which relied on Pacific/Apia DST offset. [R] am: 71a8c0dce1 -s ours am: 7d1d6e1b08 -s ours

am skip reason: subject contains skip directive

Original change: https://googleplex-android-review.googlesource.com/c/platform/libcore/+/15972975

Change-Id: I41d60aecb0ede9a828b1c59d63b0f3db16d9cf41