zlib: Update to version 1.3

zlib: Update to version 1.3

- Update from version 1.2.13 to 1.3
- Update of rootfile
- Changelog
    1.3 (18 Aug 2023)
	- Remove K&R function definitions and zlib2ansi
	- Fix bug in deflateBound() for level 0 and memLevel 9
	- Fix bug when gzungetc() is used immediately after gzopen()
	- Fix bug when using gzflush() with a very small buffer
	- Fix crash when gzsetparams() attempted for transparent write
	- Fix test/example.c to work with FORCE_STORED
	- Rewrite of zran in examples (see zran.c version history)
	- Fix minizip to allow it to open an empty zip file
	- Fix reading disk number start on zip64 files in minizip
	- Fix logic error in minizip argument processing
	- Add minizip testing to Makefile
	- Read multiple bytes instead of byte-by-byte in minizip unzip.c
	- Add memory sanitizer to configure (--memory)
	- Various portability improvements
	- Various documentation improvements
	- Various spelling and typo corrections

Signed-off-by: Adolf Belka <adolf.belka@ipfire.org>
Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>