chore(deps): update dependency pg to v8.11.1

Author: renovate[bot]

package-lock.json

@@ -16,12 +16,12 @@
   "devDependencies": {
     "@prisma/cli": "2.12.1",
     "@types/jest": "25.2.3",
-    "@types/pg": "7.14.7",
+    "@types/pg": "8.10.2",
     "get-port": "5.1.1",
     "graphql-request": "3.3.0",
     "jest": "25.5.4",
     "nanoid": "3.1.10",
-    "pg": "8.5.1",
+    "pg": "8.11.1",
     "prettier": "2.0.5",
     "ts-jest": "25.5.1",
     "ts-node-dev": "1.0.0",