Bump rsa from 0.9.8 to 0.9.10 in /rust-api

Bumps [rsa](https://github.com/RustCrypto/RSA) from 0.9.8 to 0.9.10.
- [Changelog](https://github.com/RustCrypto/RSA/blob/v0.9.10/CHANGELOG.md)
- [Commits](RustCrypto/RSA@v0.9.8...v0.9.10)

---
updated-dependencies:
- dependency-name: rsa
  dependency-version: 0.9.10
  dependency-type: indirect
...

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Author: dependabot[bot]