Update link to full list of rules (#88)

The old link 404'd - looks like the repo was reorganized at some point and this link needs to be updated to match.

Author: william-richard

docs/rules/README.md

@@ -46,7 +46,7 @@ These rules warn of possible errors that can occur at `terraform apply`. Rules m
 
 #### SDK-based Validations
 
-700+ rules based on the aws-sdk validations are also available. See [full list](../../rules/awsrules/models/).
+700+ rules based on the aws-sdk validations are also available. See [full list](../../rules/models/).
 
 ### Best Practices