Pin node at 18.17.1

Node 18.8 includes an update to npm 9.7.2, which seems to have removed
node-gyp as a built-in binary.

Author: trflynn89

package.json

@@ -5,7 +5,7 @@
     "main": "index.js",
     "license": "BSD-2-Clause",
     "engines": {
-        "node": ">=16 <=19"
+        "node": ">=16 <=18.17.1"
     },
     "scripts": {
         "lint": "eslint . --ext .ts",