Bump tools/swift-sdk-generator from d4aba13 to 80b0a28

Bumps [tools/swift-sdk-generator](https://github.com/apple/swift-sdk-generator) from `d4aba13` to `80b0a28`.
- [Commits](swiftlang/swift-sdk-generator@d4aba13...80b0a28)

---
updated-dependencies:
- dependency-name: tools/swift-sdk-generator
  dependency-type: direct:production
...

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

Author: dependabot[bot]