py dev (deps): bump nhs-aws-helpers from 0.7.38 to 0.8.1

Bumps [nhs-aws-helpers](https://github.com/NHSDigital/nhs-aws-helpers) from 0.7.38 to 0.8.1.
- [Release notes](https://github.com/NHSDigital/nhs-aws-helpers/releases)
- [Commits](NHSDigital/nhs-aws-helpers@v0.7.38...v0.8.1)

---
updated-dependencies:
- dependency-name: nhs-aws-helpers
  dependency-version: 0.8.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

poetry.lock

@@ -15,7 +15,7 @@ python = "^3.11"
 importlib-metadata = "8.0.0"
 urllib3 = "^2.6.0"
 spine-aws-common = "^0.2.14"
-nhs-aws-helpers = "^0.7.7"
+nhs-aws-helpers = "^0.8.1"
 aws-lambda-powertools = "^2.36.0"
 mesh-client = "^3.2.3"
 requests = "^2.32.3"