[automerger skipped] Merge "DO NOT MERGE Apply upstream changes of TestUnicodeExtension. [T CTS]" into android13-tests-dev am: 4755f17000 am: 5982ef9bf3 am: dd272181ad am: ba430d1c8f -s ours am: e870f8f9e7 -s ours

am skip reason: contains skip directive

Original change: https://android-review.googlesource.com/c/platform/libcore/+/2961062

Change-Id: Iaf6da47c184f5a1d8c9ee7bebf68c414b410fc93
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>