chore(deps): bump opentelemetry-otlp from 0.15.0 to 0.16.0

Bumps [opentelemetry-otlp](https://github.com/open-telemetry/opentelemetry-rust) from 0.15.0 to 0.16.0.
- [Release notes](https://github.com/open-telemetry/opentelemetry-rust/releases)
- [Commits](open-telemetry/opentelemetry-rust@opentelemetry-otlp-0.15.0...opentelemetry-otlp-0.16.0)

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

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

Author: dependabot[bot]

Cargo.lock

@@ -37,7 +37,7 @@ rand = "0.8.5"
 bdk = "0.29.0"
 opentelemetry = { version = "0.22.0" }
 opentelemetry_sdk = { version = "0.22.1", features = ["rt-tokio"] }
-opentelemetry-otlp = { version = "0.15.0", features = ["http-proto", "reqwest-client"] }
+opentelemetry-otlp = { version = "0.16.0", features = ["http-proto", "reqwest-client"] }
 tracing = "0.1.40"
 tracing-opentelemetry = "0.23.0"
 tracing-subscriber = { version = "0.3.18", features = ["env-filter", "json"] }