Update config to version 3.2.5

Author: depfu[bot]

thunksparallel/package-lock.json

@@ -12,7 +12,7 @@
     "command-line-usage": "^5.0.5",
     "debug": "^4.1.1",
     "fs": "^0.0.1-security",
-    "config": "^3.1.0",
+    "config": "^3.2.5",
     "mkdirp": "^0.5.1",
     "path": "^0.12.7",
     "request": "^2.88.0",