Now that Unicode 13.0.0 is released, the locale data that was updated for Unicode 12.1.0 (bug 24535) should be updated to 13.0.0.
https://home.unicode.org/announcing-the-unicode-standard-version-13-0/
https://sourceware.org/pipermail/libc-alpha/2020-April/112819.html
Created attachment 12466 [details] 0001-Bug-25819-Update-to-Unicode-13.0.0.patch
The master branch has been updated by Mike Fabian <mfabian@sourceware.org>: https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=8645f624697afecfaa4d97ac584bc0a943cbca17 commit 8645f624697afecfaa4d97ac584bc0a943cbca17 Author: Mike FABIAN <mfabian@redhat.com> Date: Tue Apr 14 18:43:13 2020 +0200 Bug 25819: Update to Unicode 13.0.0 Unicode 13.0.0 Support: Character encoding, character type info, and transliteration tables are all updated to Unicode 13.0.0, using the generator scripts contributed by Mike FABIAN (Red Hat). Total added characters in newly generated CHARMAP: 5930 Total added characters in newly generated WIDTH: 5536
Fixed in git master