chore: rename integration test script

Author: AllanZhengYP

package.json

@@ -21,8 +21,8 @@
     "pretest:all": "yarn build:all",
     "test:all": "jest --coverage --passWithNoTests && lerna run test --scope '@aws-sdk/{fetch-http-handler,hash-blob-browser}'",
     "test:functional": "jest --config tests/functional/jest.config.js --passWithNoTests",
-    "test:integration-legacy": "cucumber-js --fail-fast",
-    "test:integration-legacy:changed-only": "./tests/integ-legacy/index.js",
+    "test:integration:legacy": "cucumber-js --fail-fast",
+    "test:integration:legacy:since:release": "./tests/integ-legacy/index.js",
     "test:integration": "jest --config jest.config.integ.js --passWithNoTests",
     "test:protocols": "yarn build:protocols && lerna run test --scope '@aws-sdk/aws-*' --ignore '@aws-sdk/*-server'",
     "test:server-protocols": "yarn build:server-protocols && lerna run test --scope '@aws-sdk/*-server'",