poetry: bump boto3 from 1.28.12 to 1.28.30

Bumps [boto3](https://github.com/boto/boto3) from 1.28.12 to 1.28.30.
- [Release notes](https://github.com/boto/boto3/releases)
- [Changelog](https://github.com/boto/boto3/blob/develop/CHANGELOG.rst)
- [Commits](boto/boto3@1.28.12...1.28.30)

---
updated-dependencies:
- dependency-name: boto3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

poetry.lock

@@ -13,7 +13,7 @@ nhs-number = "==1.3.4"
 pydantic = "==1.10.10"
 nrlf-lambda-pipeline = {git = "https://github.com/NHSDigital/nrlf-lambda-pipeline.git", tag = "v0.4.0"}
 pytest = "^7.4.0"
-boto3 = "^1.26.165"
+boto3 = "^1.28.30"
 pyjwt = "^2.8.0"
 cryptography = "^41.0.1"
 more-itertools = "^9.0.0"