chore(deps): update dependency redis to v5.1.1

requirements.txt

@@ -53,7 +53,7 @@ pyuca==1.2
 qrcode==7.4.2
 rapidfuzz==3.9.7
 raven
-redis==5.0.8
+redis==5.1.1
 requests>=2.31.0 # not directly required, pinned by Snyk to avoid a vulnerability
 rollbar==1.0.0
 ruamel.yaml==0.18.6