Adds an exception for teleport WAF

To be tagged v5.1.13

base/teleport-single-instance/waf.tf

@@ -38,6 +38,7 @@ module "waf" {
   excluded_rules_AWSManagedRulesCommonRuleSet = [
     "SizeRestrictions_BODY", # for SAML
     "EC2MetaDataSSRF_BODY",  # for SAML
+    "GenericRFI_BODY",       # for SAML
   ]
 
   # These are passed through and should be the same for module