build(deps): bump threefish from 0.6.0-rc.0 to 0.6.0-rc.1

Bumps [threefish](https://github.com/RustCrypto/block-ciphers) from 0.6.0-rc.0 to 0.6.0-rc.1.
- [Commits](RustCrypto/block-ciphers@threefish-v0.6.0-rc.0...threefish-v0.6.0-rc.1)

---
updated-dependencies:
- dependency-name: threefish
  dependency-version: 0.6.0-rc.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

Cargo.lock

@@ -14,7 +14,7 @@ categories = ["cryptography", "no-std"]
 
 [dependencies]
 digest = "0.11.0-rc.9"
-threefish = { version = "0.6.0-rc.0", default-features = false }
+threefish = { version = "0.6.0-rc.1", default-features = false }
 
 [dev-dependencies]
 digest = { version = "0.11.0-rc.9", features = ["dev"] }