Add support for Eigen 5.0

[minergenon]

The package stopped being assembled in the system.

Mistake:
In file included from /usr/src/RPM/BUILD/libsurvive-1.01/libs/cnkalman/libs/cnmatrix/src/eigen/core.cpp:2:
/usr/src/RPM/BUILD/libsurvive-1.01/libs/cnkalman/libs/cnmatrix/src/eigen/internal.h:5:10: fatal error: Eigen/Core: No such file or directory
5 | #include <Eigen/Core>
| ^~~~~~~~~~~~
compilation terminated.
gmake[2]: *** [libs/cnkalman/libs/cnmatrix/src/CMakeFiles/cnmatrix.dir/build.make:93: libs/cnkalman/libs/cnmatrix/src/CMakeFiles/cnmatrix.dir/eigen/core.cpp.o] Error 1
gmake[2]: Leaving directory '/usr/src/RPM/BUILD/libsurvive-1.01/i586-alt-linux'
gmake[1]: *** [CMakeFiles/Makefile2:1511: libs/cnkalman/libs/cnmatrix/src/CMakeFiles/cnmatrix.dir/all] Error

• OS: [ Linux]

Link to Eigen: https://gitlab.com/libeigen/eigen/-/releases