integration tests

Author: Karthikeyannhs

tests/integration/lambda/test_app_running_as_lambda.py

@@ -360,7 +360,7 @@ def test_given_nhs_number_key_present_in_headers_have_no_value_results_in_error_
         response,
         is_response()
         .with_status_code(HTTPStatus.FORBIDDEN)
-        .with_headers(has_entries({"Content-Type": "application/fhir+json", "nhs-login-nhs-number": "123"}))
+        .with_headers(has_entries({"Content-Type": "application/fhir+json", "nhs-login-nhs-number": None}))
         .and_body(
             is_json_that(
                 has_entries(