build: start action uses node of current shell

package.json

@@ -54,7 +54,7 @@
     "test": "npm run lint && mocha",
     "coverage": "nyc mocha",
     "coverage:lcov": "nyc --reporter=lcov mocha",
-    "start": "dist/bin/peerjs.js --port ${PORT:=9000}",
+    "start": "node dist/bin/peerjs.js --port ${PORT:=9000}",
     "dev": "nodemon --watch src -e ts --exec npm run start",
     "semantic-release": "semantic-release"
   },