Update dependency flask to v2.2.3

renovate[bot] · web-flow · commit 571ba34b874d · 2023-02-15T23:57:50.000Z
diff --git a/requirements.txt b/requirements.txt
@@ -1,6 +1,6 @@
 python-barcode==0.14.0
 pyqrcode==1.2.1
-flask==2.2.2
+flask==2.2.3
 environs==9.5.0
 pypng==0.20220715.0
 Pillow==9.4.0
