[nominatim-web] Sort imports

[Bartłomiej Piotrowski <bpiotrowski src gnome org>]

commit 1f20d551724e5117d79aeed4dbb2646cbd68026b
Author: Bartłomiej Piotrowski <bpiotrowski gnome org>
Date:   Fri Apr 2 15:00:49 2021 +0200

    Sort imports

 app/main.py | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)
---
diff --git a/app/main.py b/app/main.py
index 40f1fea..faf44a8 100644
--- a/app/main.py
+++ b/app/main.py
@@ -1,10 +1,11 @@
-from fastapi import FastAPI, Request, Response
-import redis
-import requests
+import datetime
 import hashlib
+
 import psycopg2
 import psycopg2.pool
-import datetime
+import redis
+import requests
+from fastapi import FastAPI, Request, Response
 from pydantic import BaseSettings