Add cuDSS as sparse Cholesky solver

cuDSS could be used as an alternative for SuiteSparse and EigenSparse
in case if CUDA capable GPU is available.

Change-Id: I7a567093ce91363478118153e181134ed5804573

internal/ceres/solver_utils.cc

@@ -36,6 +36,9 @@
 #include "ceres/version.h"
 #ifndef CERES_NO_CUDA
 #include "cuda_runtime.h"
+#ifndef CERES_NO_CUDSS
+#include "cudss.h"
+#endif  // CERES_NO_CUDSS
 #endif  // CERES_NO_CUDA
 
 namespace ceres::internal {
@@ -79,6 +82,11 @@ constexpr char kVersion[] =
 
 #ifndef CERES_NO_CUDA
   "-cuda-(" CERES_TO_STRING(CUDART_VERSION) ")"
+#ifndef CERES_NO_CUDSS
+  "-cudss-(" CERES_SEMVER_VERSION(CUDSS_VERSION_MAJOR,
+                                  CUDSS_VERSION_MINOR,
+                                  CUDSS_VERSION_PATCH) ")"
+#endif // CERES_NO_CUDSS
 #endif
   ;
 // clang-format on