Update dependency gunicorn to v22

renovate[bot] · web-flow · commit 8acddf209a68 · 2024-04-17T00:12:36.000Z
diff --git a/requirements.txt b/requirements.txt
@@ -1,4 +1,4 @@
 flask==2.2.3
 environs==9.5.0
-gunicorn==20.1.0
+gunicorn==22.0.0
 tweepy==4.13.0
