build(deps): bump cbc from 0.2.0-rc.4 to 0.2.0

Bumps [cbc](https://github.com/RustCrypto/block-modes) from 0.2.0-rc.4 to 0.2.0.
- [Commits](RustCrypto/block-modes@cbc-v0.2.0-rc.4...cbc-v0.2.0)

---
updated-dependencies:
- dependency-name: cbc
  dependency-version: 0.2.0
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

Cargo.lock

@@ -26,7 +26,7 @@ encoding = { package = "ssh-encoding", version = "0.3.0-rc.8" }
 aead = { version = "0.6.0-rc.10", optional = true, default-features = false }
 aes = { version = "0.9.0-rc.4", optional = true, default-features = false }
 aes-gcm = { version = "0.11.0-rc.3", optional = true, default-features = false, features = ["aes"] }
-cbc = { version = "0.2.0-rc.4", optional = true }
+cbc = { version = "0.2.0", optional = true }
 ctr = { version = "0.10.0-rc.4", optional = true, default-features = false }
 chacha20 = { version = "0.10.0-rc.10", optional = true, default-features = false, features = ["cipher", "legacy"] }
 des = { version = "0.9.0-rc.3", optional = true, default-features = false }