build(deps): bump rsa from 0.9.6 to 0.9.7

Bumps [rsa](https://github.com/RustCrypto/RSA) from 0.9.6 to 0.9.7.
- [Changelog](https://github.com/RustCrypto/RSA/blob/v0.9.7/CHANGELOG.md)
- [Commits](https://github.com/RustCrypto/RSA/compare/v0.9.6...v0.9.7)

---
updated-dependencies:
- dependency-name: rsa
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

crates/keystore/Cargo.toml

@@ -24,7 +24,7 @@ pem-rfc7468.workspace = true
 pkcs1.workspace = true
 pkcs8.workspace = true
 rand.workspace = true
-rsa = { version = "0.9.6", features = ["std", "pem"] }
+rsa = { version = "0.9.7", features = ["std", "pem"] }
 sec1 = { version = "0.7.3", features = ["std"] }
 spki = { version = "0.7.3", features = ["std"] }
 thiserror.workspace = true