lcms2: Update to version 2.16

lcms2: Update to version 2.16

- Update from version 2.14 to 2.16
- Update of rootfile
- Changelog
    2.16 Featured release
	New import .CUBE files as RGB devicelinks
	New Read/Write MHC2 tags for Windows GPU access
	New Support for UTF8 on multilocalized unicode functions
	New Suppot for OkLab color space, built-in and formatter.
	Improved floating point transforms float -> integer are now honored as float
	Improved MSYS2, mingw is now supported
	Improved proferred CMM, platform and creator now survives profile edition.
	Fixed tificc now can deal with Lab TIFF
	Fixed code can now be compiled by a C++17 compiler, "register" keywork use detected at compile time.
	Fixed Reverted postcript creation that corrupted some interpreters.
    2.15 Maintenance release
	New MESON build system, many thanks to amispark and Lovell Fuller for bringing this.
	Fixed a bug that caused memory corruption on colord
	cmsReadRawTag can read portions  of tags again. Removing this caused colord to segfault when dumping profiles
	Added more checks based of fuzzer discoveries.
	MSYS2 can now compile lcms2
	Checked on Apple Silicon M1 and M2
	Fixed a bug of fastfloat plug-in that affected Krita CMYK color selector

Signed-off-by: Adolf Belka <adolf.belka@ipfire.org>