Update libpq to 1.8.14 and fix brianc#3332

Update libpq to 1.8.14 and fix brianc#3332

Author: cesco69

packages/pg-native/package.json

@@ -22,7 +22,7 @@
   },
   "homepage": "https://github.com/brianc/node-postgres/tree/master/packages/pg-native",
   "dependencies": {
-    "libpq": "1.8.13",
+    "libpq": "1.8.14",
     "pg-types": "^2.1.0"
   },
   "devDependencies": {