chore: upgrade nodejs/nan to 2.22

Author: benminer

package-lock.json

@@ -36,7 +36,7 @@
     "bindings": "^1.2.1",
     "delay": "^5.0.0",
     "findit2": "^2.2.3",
-    "nan": "^2.17.0",
+    "nan": "^2.22.0",
     "p-limit": "^3.0.0",
     "protobufjs": "~7.2.4",
     "source-map": "~0.8.0-beta.0",