bug#36887: coreutils-8.31: printf chokes on \u0041

[Ulrich Mueller]

Can this bug be closed? AFAICS it is fixed since coreutils-9.2.

Relevant commit:
https://git.savannah.gnu.org/cgit/coreutils.git/commit/src/printf.c?id=0925e8a0f413ecf9004153d89b312b385b20d0ee