[submodule-sync] bot-submodule-sync-branch-25.12 to branch-25.12 [skip ci] [bot] (#3849)

submodule-sync to create a PR keeping thirdparty/cudf up-to-date.
HEAD commit SHA: 8277dd6, cudf commit
SHA:
rapidsai/cudf@5fc632e

This PR will be auto-merged if test passed. If failed, it will remain
open until test pass or manually fix.

Signed-off-by: spark-rapids automation <70000568+nvauto@users.noreply.github.com>

Author: nvauto