Bump base64 from 0.21.7 to 0.22.1

Bumps [base64](https://github.com/marshallpierce/rust-base64) from 0.21.7 to 0.22.1.
- [Changelog](https://github.com/marshallpierce/rust-base64/blob/master/RELEASE-NOTES.md)
- [Commits](marshallpierce/rust-base64@v0.21.7...v0.22.1)

---
updated-dependencies:
- dependency-name: base64
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Cargo.toml

@@ -18,7 +18,7 @@ age = "0.10"
 anyhow = "1"
 aws-arn = "0.3"
 aws-sdk-kms = { version = "1.21", features = ["behavior-version-latest"] }
-base64 = "0.21"
+base64 = "0.22"
 chrono = { version = "0.4", features = ["serde"] }
 clap = { version = "4", features = ["derive"] }
 console = "0.15"