Update osxcross packages: drop libxml2 in favor of the SDK one (saves ~50MB due to icudata), switch SuiteSparse_CSparse -> SuiteSparse_CXSparse, as the latter includes the necessary headers.

Author: UncombedCoconut

naev/naev-macos/Dockerfile

@@ -56,7 +56,7 @@ ENV PATH "$PATH:/usr/lib/osxcross/bin"
 ENV OSXCROSS_MP_INC "1"
 
 # Install required build dependencies
-RUN UNATTENDED=1 osxcross-macports install binutils freetype libsdl2 libsdl2_image libsdl2_mixer libpng libvorbis libxml2 openal-soft physfs SuiteSparse_CSparse
+RUN UNATTENDED=1 osxcross-macports install binutils freetype libsdl2 libsdl2_image libsdl2_mixer libpng libvorbis openal-soft physfs SuiteSparse_CXSparse
 
 # Horrible hack: ensure a hardcoded header file path resolves.  
 RUN rmdir /opt && ln -s /usr/lib/osxcross/macports/pkgs/opt /opt