Bump third_party/libnvidia-container from 921e2f3 to 63d366e

Bumps [third_party/libnvidia-container](https://github.com/NVIDIA/libnvidia-container) from `921e2f3` to `63d366e`.
- [Release notes](https://github.com/NVIDIA/libnvidia-container/releases)
- [Commits](NVIDIA/libnvidia-container@921e2f3...63d366e)

---
updated-dependencies:
- dependency-name: third_party/libnvidia-container
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]