build(deps): bump submodules/rest-api-specs from 0bc238e to ce6f7ab

Bumps [submodules/rest-api-specs](https://github.com/Azure/azure-rest-api-specs) from `0bc238e` to `ce6f7ab`.
- [Release notes](https://github.com/Azure/azure-rest-api-specs/releases)
- [Commits](Azure/azure-rest-api-specs@0bc238e...ce6f7ab)

---
updated-dependencies:
- dependency-name: submodules/rest-api-specs
  dependency-type: direct:production
...

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