editors/libreoffice: update to 26.2.3 release (+)

LibreOffice 26.2.3 is the third bugfix release of the latest line.

Release notes: https://wiki.documentfoundation.org/ReleaseNotes/26.2
Changelog: https://wiki.documentfoundation.org/Releases/26.2.3/RC1 \

		https://wiki.documentfoundation.org/Releases/26.2.3/RC2