chore(deps): update postgres docker tag to v10.16 (#1049)

Co-authored-by: Renovate Bot <bot@renovateapp.com>

docker-compose.yml

@@ -11,7 +11,7 @@ services:
     environment:
       MYSQL_ROOT_PASSWORD: mysql
   postgres:
-    image: postgres:10.15
+    image: postgres:10.16
     volumes:
       - './.postgres-data/db:/var/lib/postgresql/data'
     restart: always