Bump Submodule/github/rest-api-description from 4ab8513 to 1cd73ab

Bumps [Submodule/github/rest-api-description](https://github.com/github/rest-api-description) from `4ab8513` to `1cd73ab`.
- [Release notes](https://github.com/github/rest-api-description/releases)
- [Commits](github/rest-api-description@4ab8513...1cd73ab)

---
updated-dependencies:
- dependency-name: Submodule/github/rest-api-description
  dependency-version: 1cd73ab20b4ba8355d380bd1f422ddf49c47a7af
  dependency-type: direct:production
...

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

Author: dependabot[bot]