chore(deps): update dependency redis to v5.3.1

Author: renovate[bot]

requirements.txt

@@ -48,7 +48,7 @@ python3-saml==1.16.0
 qrcode==8.2
 rapidfuzz==3.13.0
 raven
-redis==5.2.1
+redis==5.3.1
 requests>=2.31.0 # not directly required, pinned by Snyk to avoid a vulnerability
 rollbar==1.3.0
 ruamel.yaml==0.18.14