fix: package.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-FASTIFY-9788069

Author: snyk-bot

package.json

@@ -15,7 +15,7 @@
     "core-js-pure": "^3.37.1",
     "docker-events": "0.0.2",
     "dockerode": "^4.0.2",
-    "fastify": "^4.28.1",
+    "fastify": "^4.29.1",
     "got": "^14.4.1",
     "lodash": "^4.17.21",
     "promise-retry": "^2.0.1",