fix(package): update pg-promise to version 7.2.1 (parse-community#4316)

Closes parse-community#4303

Author: flovilmart

package.json

@@ -34,7 +34,7 @@
     "parse-server-push-adapter": "2.0.2",
     "parse-server-s3-adapter": "1.2.0",
     "parse-server-simple-mailgun-adapter": "1.0.1",
-    "pg-promise": "7.1.0",
+    "pg-promise": "7.2.1",
     "redis": "2.8.0",
     "request": "2.83.0",
     "semver": "5.4.1",