fix(package): remove examples and their packages

EME-5173

Co-authored-by: Gabor Nemeth <gabor.nemeth@emarsys.com>

Author: sonicoder86

examples/express.js

@@ -29,16 +29,13 @@
   ],
   "dependencies": {},
   "devDependencies": {
-    "@emartech/cls-adapter": "1.3.0",
     "@types/node": "18.7.14",
     "@typescript-eslint/parser": "5.36.1",
     "chai": "4.3.6",
     "eslint": "8.23.0",
     "eslint-config-emarsys": "5.1.0",
     "eslint-plugin-no-only-tests": "3.0.0",
     "eslint-plugin-security": "1.5.0",
-    "express": "4.18.1",
-    "koa": "2.13.4",
     "mocha": "10.0.0",
     "semantic-release": "19.0.5",
     "sinon": "14.0.0",