Bump tokio from 1.24.1 to 1.26.0

Bumps [tokio](https://github.com/tokio-rs/tokio) from 1.24.1 to 1.26.0.
- [Release notes](https://github.com/tokio-rs/tokio/releases)
- [Commits](tokio-rs/tokio@tokio-1.24.1...tokio-1.26.0)

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

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

Author: dependabot[bot]

Cargo.lock

@@ -33,5 +33,5 @@ rusoto_core     = { version = "0.48" }
 rusoto_ses      = { version = "0.48" }
 serde           = { version = "1", features = ["derive"] }
 serde_json      = { version = "1" }
-tokio           = { version = "1.24", features = ["macros", "io-util", "sync", "rt-multi-thread"] }
+tokio           = { version = "1.26", features = ["macros", "io-util", "sync", "rt-multi-thread"] }
 tracing         = { version = "0.1", features = ["log"] }