Add lint:es-compatibility to feedback

Author: andreiborza

packages/feedback/package.json

@@ -62,6 +62,7 @@
     "clean": "rimraf build sentry-internal-feedback-*.tgz",
     "fix": "eslint . --format stylish --fix",
     "lint": "eslint . --format stylish",
+    "lint:es-compatibility": "es-check es2020 ./build/{bundles,npm/cjs}/*.js && es-check es2020 ./build/npm/esm/*.js --module",
     "test": "vitest run",
     "test:watch": "vitest --watch",
     "yalc:publish": "yalc publish --push --sig"