Add latest intEnum and signature versions

Author: onno-vos-dev

lib/aws_codegen/types.ex

@@ -158,6 +158,7 @@ defmodule AWS.CodeGen.Types do
   defp shape_to_type(_, %Shape{type: "integer"}, _module_name), do: "integer()"
   defp shape_to_type(_, %Shape{type: "boolean"}, _module_name), do: "boolean()"
   defp shape_to_type(_, %Shape{type: "enum"}, _module_name), do: "list(any())"
+  defp shape_to_type(_, %Shape{type: "intEnum"}, _module_name), do: "list(integer())"
   defp shape_to_type(_, %Shape{type: "union"}, _module_name), do: "list()"
   defp shape_to_type(_, %Shape{type: "document"}, _module_name), do: "any()"
 

lib/aws_codegen/util.ex

@@ -26,6 +26,7 @@ defmodule AWS.CodeGen.Util do
 
     case signature do
       ["aws.auth#sig" <> version] -> version
+      ["aws.auth#sigv4", "aws.auth#sigv4a"] -> "aws.auth#sigv4"
       [] -> nil
     end
   end