editors/libreoffice: update to 26.2.1 release (+)

LibreOffice 26.2.1, the first maintenance update to the LibreOffice 26.2 branch,
delivers targeted bug fixes and stability improvements contributed by a global
community of developers, QA engineers, and ecosystem companies.

Announce: https://blog.documentfoundation.org/blog/2026/02/26/tdf-releases-libreoffice-2621/
Release notes: https://wiki.documentfoundation.org/ReleaseNotes/26.2
Changelog: https://wiki.documentfoundation.org/Releases/26.2.1/RC1 \

		https://wiki.documentfoundation.org/Releases/26.2.1/RC2