MAINTAINERS: update documentation entries

Update kernel-doc and Documentation maintainers info.

Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

authored by Randy Dunlap and committed by Linus Torvalds 5d3efe07 f830673f

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MAINTAINERS
··· 2008 2008 DOCBOOK FOR DOCUMENTATION 2009 2009 M: Randy Dunlap <rdunlap@xenotime.net> 2010 2010 S: Maintained 2011 + F: scripts/kernel-doc 2011 2012 2012 2013 DOCKING STATION DRIVER 2013 2014 M: Shaohua Li <shaohua.li@intel.com> ··· 2019 2018 DOCUMENTATION 2020 2019 M: Randy Dunlap <rdunlap@xenotime.net> 2021 2020 L: linux-doc@vger.kernel.org 2021 + T: quilt oss.oracle.com/~rdunlap/kernel-doc-patches/current/ 2022 2022 S: Maintained 2023 2023 F: Documentation/ 2024 2024