Similar to previous issues like #3663, the files in <https://github.com/tc39/test262/tree/main/test/built-ins/RegExp/property-escapes/generated> have to be regenerated for Unicode 15.1.
Similar to previous issues like #3663, the files in https://github.com/tc39/test262/tree/main/test/built-ins/RegExp/property-escapes/generated have to be regenerated for Unicode 15.1.