Version 1.1 of cramfs does not build anymore with glibc 2.28 because
since this version glibc no longer includes <sys/sysmacros.h> from
<sys/types.h>, and therefore <sys/sysmacros.h> must be included
explicitly when major()/minor() are used.

To fix this issue, use new upstream project which includes
https://github.com/npitre/cramfs-tools/commit/434aabd67a39165ee0750c0e0d25213bf2ec8fa5

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>