revert get_raft.cmake

Author: divyegala

cpp/cmake/thirdparty/get_raft.cmake

@@ -55,8 +55,8 @@ endfunction()
 # To use a different RAFT locally, set the CMake variable
 # CPM_raft_SOURCE=/path/to/local/raft
 find_and_configure_raft(VERSION  ${RAFT_VERSION}.00
-        FORK                     bdice
-        PINNED_TAG               cccl-mdspan
+        FORK                     ${RAFT_FORK}
+        PINNED_TAG               ${RAFT_PINNED_TAG}
         ENABLE_MNMG_DEPENDENCIES OFF
         ENABLE_NVTX              OFF
         BUILD_STATIC_DEPS ${CUVS_STATIC_RAPIDS_LIBRARIES}