build(deps): update lambda_http requirement from ^0.7.1 to ^0.8.0

Updates the requirements on [lambda_http](https://github.com/awslabs/aws-lambda-rust-runtime) to permit the latest version.
- [Release notes](https://github.com/awslabs/aws-lambda-rust-runtime/releases)
- [Commits](aws/aws-lambda-rust-runtime@v0.7.2...v0.7.3)

---
updated-dependencies:
- dependency-name: lambda_http
  dependency-type: direct:production
...

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

Author: dependabot[bot]

Cargo.toml

@@ -12,7 +12,7 @@ log = "^0.4.17"
 http = "^0.2.8"
 reqwest = { version = "^0.11.12", features = ["json"] }
 simple_logger = "^4.0.0"
-lambda_http = "^0.7.1"
+lambda_http = "^0.8.0"
 futures = "^0.3.18"
 itertools = "^0.10.5"
 libmath = "^0.2.1"