Merge "Accept repeated locale as an input of LocaleList construction." into qt-dev am: 941e8bb7ec am: 537a509d99 am: c335a819fe

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/12523479

Change-Id: I5e12d8245e3a64d648d0091c0883ebc22644ad40