popt: Update to version 1.19

popt: Update to version 1.19

- Update from version 1.18 to 1.19
- Update of rootfile
- Changelog
    1.19
	    Clarify license: we are not the X Consortium, use straight MIT license text
	    Fix build without glob_pattern_p()
	    Fix missing libiconv dependency for static linkage in popt.pc
	    Fix segfault regression when NLS is enabled but libintl.h cannot be found (#32)
	    Fix the handling of superfluous args passed with =
	    Fix iconv resource leak on errors
	    Fix POPT_CONTEXT_KEEP_FIRST handling in poptResetContext()
	    Fix '=' getting shown for short options
	    Fix memory corruption issues with poptStuffArgs()
	    Fix handling of large files in poptReadFile() on 32bit systems
	    Fix build without wchar / mbstate_t
	    Fix potential memory leak in poptReadConfigFile()
	    Fix "Usage" string calculated length
	    Fix memory leak regressions in popt 1.18
	    Add --enable-werror configure option
	    Add CREDITS file
	    Improve random number handling
	    Various code cleanups, const and type hygiene improvements
	    Adjust test-suite expectations for libtool changes
	    Various translation updates
	    Various documentation improvements
	    Various test-suite improvements
	    Appease autoconf 2.70
	    Update gettext to 1.98.8
	    Run CI on fixed Fedora version (36 for now), use stricter compiler settings
	    Drop unmaintained CHANGES file from tarballs

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