test(signature-v4-multi-region): disable host prefix for cfkvs

Author: siddsriv

packages/signature-v4-multi-region/src/cloudfront-kvs-sigv4a.e2e.spec.ts

@@ -71,11 +71,13 @@ describe("CloudFront KeyValue Store with SignatureV4a (JS Implementation)", () =
 
     cfClient = new CloudFrontClient({
       region: "us-west-2",
+      disableHostPrefix: true,
     });
 
     kvsClient = new CloudFrontKeyValueStoreClient({
       region: "us-west-2",
       signer,
+      disableHostPrefix: true,
     });
 
     const createResponse = await cfClient.send(