package: bump nan to v2.23.0

Author: mscdex

package.json

@@ -17,7 +17,7 @@
   },
   "optionalDependencies": {
     "cpu-features": "~0.0.10",
-    "nan": "^2.20.0"
+    "nan": "^2.23.0"
   },
   "scripts": {
     "install": "node install.js",