Bump the cargo group across 2 directories with 1 update (#216)

Bumps the cargo group with 1 update in the /example-integrations/qdrant directory: [tokio](https://github.com/tokio-rs/tokio).
Bumps the cargo group with 1 update in the /examples/rust/standalone/simple-roundtrip directory: [tokio](https://github.com/tokio-rs/tokio).


Updates `tokio` from 1.36.0 to 1.38.2
- [Release notes](https://github.com/tokio-rs/tokio/releases)
- [Commits](tokio-rs/tokio@tokio-1.36.0...tokio-1.38.2)

Updates `tokio` from 1.34.0 to 1.38.2
- [Release notes](https://github.com/tokio-rs/tokio/releases)
- [Commits](tokio-rs/tokio@tokio-1.36.0...tokio-1.38.2)

---
updated-dependencies:
- dependency-name: tokio
  dependency-version: 1.38.2
  dependency-type: direct:production
  dependency-group: cargo
- dependency-name: tokio
  dependency-version: 1.38.2
  dependency-type: direct:production
  dependency-group: cargo
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

example-integrations/qdrant/Cargo.lock

@@ -13,6 +13,6 @@ hex-literal = "0.4.1"
 ironcore-alloy = { path = "../../" }
 qdrant-client = "1.7.0"
 serde_json = "1.0.113"
-tokio = { version = "1.35.1", features = ["rt-multi-thread"] }
+tokio = { version = "1.38.2", features = ["rt-multi-thread"] }
 tonic = "0.12.3"
 uuid = { version = "1.7.0", features = ["v4"] }