poetry: bump boto3 from 1.34.67 to 1.40.59 (#1081)

Author: dependabot[bot]

poetry.lock

@@ -23,7 +23,7 @@ nrlf-converter = {url = "https://github.com/NHSDigital/nrlf-converter/releases/d
 pytest = "^8.4.1"
 pytest-mock = "^3.12.0"
 pytest-cov = "^5.0.0"
-boto3 = "^1.34.60"
+boto3 = "^1.40.66"
 sh = "^2.0.6"
 moto = {extras = ["dynamodb", "s3"], version = "^5.1.9"}
 behave = "^1.2.6"