Update gettext to version 0.22.3

[danyeaw]

Updated patches credit goes to @fanc999-1.

[nacho]

@danyeaw the CI seems to be failing with the update

[danyeaw]

I notice /DINSTALLDIR=\"c:/vs17.0/x64\", do we need to change the config.h files to point to where Visual Studio is installed?

NMAKE : fatal error U1077: 'cl /I..\msvc\gettext-tools\src       /I..\gettext-tools\src  /I..\msvc\gettext-tools         /I..\gettext-tools      /I..\gettext-
tools\libgrep    /I..\msvc\gettext-tools\gnulib-lib      /I..\gettext-tools\gnulib-lib   /I..\msvc\gettext-runtime\intl  /I..\gettext-runtime\intl       /IC:\
gtk-build\gtk\x64\release\include        /IC:\gtk-build\gtk\x64\release\include  /FIarg-nonnull.h        /FIc++defs.h    /FIwarn-on-use.h        /FI_Noreturn.
h /DENABLE_RELOCATABLE=1         /DPIC   /DHAVE_CONFIG_H         /D_CRT_SECURE_NO_WARNINGS       /D_CRT_NONSTDC_NO_WARNINGS      /D_WIN32_WINNT=0x0601   /wd42
73       /MD /O2 /MP /GL /W3 /Zi /I.. /I..\src /I.       /DINSTALLDIR=\"c:/vs17.0/x64\"  /DLIBDIR=\"c:/vs17.0/x64/lib\"  /DLOCALEDIR=\"c:/vs17.0/x64/share/loc
ale\"    /DLOCALE_ALIAS_PATH=\"c:/vs17.0/x64/share/locale\"      /DDLL_EXPORT    /DDEPENDS_ON_LIBICONV=1         /DDEPENDS_ON_LIBINTL=1  /DEXEEXT=\".exe\"    
/DBISON_LOCALEDIR=\"c:/vs17.0/x64/share/locale\"         /DUSE_JAVA=0    /DGETTEXTJAR=\"c:/vs17.0/x64/share/gettext/gettext.jar\"        /DGETTEXTDATADIR=\"c:
/vs17.0/x64/share/gettext\"      /DPROJECTSDIR=\"c:/vs17.0/x64/share/gettext/projects\" /Fovs17\release\x64\gettextsrc\ /Fdvs17\release\x64\gettextsrc\ /c @C:\Users\dan\AppData\Local\Temp\nmA553.tmp' : return code '0x2'
Stop.

[nacho]

@fanc999 thoughts?