Bump amundsenmetadatalibrary from 5b460a6 to 718f49c (#331)

Bumps [amundsenmetadatalibrary](https://github.com/lyft/amundsenmetadatalibrary) from `5b460a6` to `718f49c`.
- [Release notes](https://github.com/lyft/amundsenmetadatalibrary/releases)
- [Commits](amundsen-io/amundsenmetadatalibrary@5b460a6...718f49c)

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

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>