build(deps): bump ghash from 0.6.0-rc.6 to 0.6.0

Bumps [ghash](https://github.com/RustCrypto/universal-hashes) from 0.6.0-rc.6 to 0.6.0.
- [Commits](RustCrypto/universal-hashes@ghash-v0.6.0-rc.6...ghash-v0.6.0)

---
updated-dependencies:
- dependency-name: ghash
  dependency-version: 0.6.0
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

Cargo.lock

@@ -20,7 +20,7 @@ rust-version = "1.85"
 aead = { version = "0.6.0-rc.10", default-features = false }
 cipher = "0.5"
 ctr = "0.10.0-rc.3"
-ghash = { version = "0.6.0-rc.6", default-features = false }
+ghash = { version = "0.6.0", default-features = false }
 subtle = { version = "2", default-features = false }
 
 # optional dependencies