CCM-12225: Fix tests

Author: chris-elliott-nhsd

tests/test-team/template-mgmt-e2e-tests/template-mgmt-proof-request.e2e.spec.ts

@@ -61,6 +61,7 @@ test.describe('SFTP proof request send', () => {
       // the template's 'personalisationParameters' have no effect on the test
       // the sender lambda does not read the template
       personalisationParameters,
+      supplierReferences: {},
     };
 
     const key = {