Update dependency pulumi-aws to v3.31.0

Author: renovate-bot

Pipfile

@@ -7,7 +7,7 @@ verify_ssl = true
 
 [packages]
 pulumi = "==2.21.2"
-pulumi-aws = "==3.30.1"
+pulumi-aws = "==3.31.0"
 ansible = "==3.0.0"
 awscli = "==1.19.17"
 testinfra = "==5.3.1"