feat: add ap-south-2 region support

examples/zsec

@@ -131,7 +131,7 @@ case $mfa_response in
     esac
 done 
 
-aws_regions=["af-south-1","ap-east-1","ap-northeast-1","ap-northeast-2","ap-northeast-3","ap-south-1","ap-southeast-1","ap-southeast-2","ca-central-1","cn-north-1","cn-northwest-1","eu-central-1","eu-north-1","eu-south-1","eu-west-1","eu-west-2","eu-west-3","me-south-1","sa-east-1","us-east-1","us-east-2","us-gov-east-1","us-gov-west-1","us-west-1","us-west-2"]
+aws_regions=["af-south-1","ap-east-1","ap-northeast-1","ap-northeast-2","ap-northeast-3","ap-south-1","ap-south-2","ap-southeast-1","ap-southeast-2","ca-central-1","cn-north-1","cn-northwest-1","eu-central-1","eu-north-1","eu-south-1","eu-west-1","eu-west-2","eu-west-3","me-south-1","sa-east-1","us-east-1","us-east-2","us-gov-east-1","us-gov-west-1","us-west-1","us-west-2"]
 # if .zsecrc is not present we'll assume that AWS env was never set
 if [[ $dtype == "base" && ! -e ./.zsecrc ]]; then
     # Get MFA session token